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201  Bitcoin / Mining / Re: fast difficulty increase favours bigger pools on: September 12, 2013, 01:24:19 PM
Variance evens out when the hashrate isn't increasing exponentially. This isnt the case right now with rapidly rising difficulty.

Hashrate is increasing across the board.  So variance will even out over time.  Unless you have managed to find a pool that is not increasing its hash rate?

Most pools are increasing their rate so variance will even out.

Variance will even out for the pool, but not for you unless you increase your hashrate.

So if you invest in a miner and hope to get return, the first couple of weeks are most important for you.
If you lose due to a small pool's variance you may never recover, unless you keep buying more miners.
202  Bitcoin / Mining / Re: fast difficulty increase favours bigger pools on: September 11, 2013, 09:53:57 PM
Don't forget it works both ways.

You are just as likely to find MORE blocks than expected when you are in a smaller, high variance pool as you are to find fewer blocks.


yeah I know. But usually those miners who want to gamble just go to a gambling site.

I mean, if you invest thousands in mining hardware,   you've already taken  a considerable risk, thinking
that you can gauge your understanding of the mining hardware market to have  a positive expectation in this game. Then if you are rational, you  don't just go and stake your profit on a 0-expectation high-variance game.
203  Bitcoin / Mining / Re: fast difficulty increase favours bigger pools on: September 11, 2013, 05:02:06 PM
Human beings have free will and can therefore choose a small or medium sized pool if they like.

NO ONE is FORCED to use a big pool, they just chose to use a big pool.  A VERY different thing.


if you read my (fairly short) post you'll see that I don't speak about forcing someone to do something,
but of the current increasing economic advantage of using bigger pools.

Quote
Now back to your regularly scheduled Rant.
Sam

you seem to be taking me for someone else.
204  Bitcoin / Mining / fast difficulty increase favours bigger pools on: September 11, 2013, 12:25:22 PM

subj.  Fast-increasing difficulty makes it impossible to recover 
 what you lose due to variance in time between blocks when mining on a smaller pool.
So one is forced to choose a larger pool (=small variance) or straight PPS; good prices on PPS are also
offered only by larger pools, for the very same reason.

 ASIC producers  are as much interested in network security as everyone else using BTC, so
they need to make explicit support for P2Pool, may be invest
in making the software easy to use as well.
205  Economy / Securities / Re: [IPVO] [Multiple Exchanges] Neo & Bee - The Bitcoin Bank (Cyprus) - LMB Holdings on: September 08, 2013, 10:15:03 PM
simple question:
what is going to be the incentive to use this system for a person (not a merchant) as
opposed to using  cash?
206  Bitcoin / Group buys / Re: [CLOSED / GROUP BUY] HASHFAST(BATCH1) 1.55 BTC for 10GH, JOHN K. ESCROW, MAHALO! on: September 08, 2013, 08:24:43 AM
I haven't been following for a while so not sure if this has been discussed, anyway:

we need some plan for those 4x extra chips that HF promissed as a miner protection
plan. These chips have to be sent somewhere for assembly and hosting.

In case you don't know: HF is promising extra chips (up to 4 times the amount you get in your miners)
to the customers who can't make ROI on the original purchase.
207  Economy / Gambling / Re: AddictiveLiarsPoker.com | *NEW* | Free BTC | Player vs. Player on: September 07, 2013, 09:27:29 AM
some comments -

registration is a bit annoying: too strong requirements for passwords,
obligatory specification of the payout address

in the game: lobby chat should be accessible from the game.

the small side game is distracting: it's unclear which buttons are about which game

the text in the chat window jerks up and down while there are no new messages appearing
(might be related to font sizes)
208  Economy / Computer hardware / Re: [WTS] BFL ASIC Single 60 GH, 25 BTC OR LESS make offers on: September 03, 2013, 04:58:49 PM
10
well, no.
209  Economy / Computer hardware / [sold] BFL ASIC Single 60 GH, 25 BTC OR LESS make offers on: September 03, 2013, 04:52:32 PM
Selling 60GH BFL single.

Ships from EU.
Can ship international at your cost.

Included is a high-end PSU.

Escrow accepted (but please choose a reputable one).

edit: sold
210  Bitcoin / Pools / Re: [21.5Th] Eligius: ASIC, no registration, no fee CPPSRB BTC + 105% PPS NMC, 877 # on: September 03, 2013, 07:15:16 AM
my options dont work at all

I've set it to pay out every 1 btc instead and set the nmc address but everything remains the same despite signature passing

The payout change is not yet implemented, but the NMC payouts are.  Are the saved options showing when you return to the options page?

doesn't work for me either. the saved options are showing when I come back, but I don't get NMC payouts.
211  Bitcoin / Pools / Re: [21.5Th] Eligius: ASIC, no registration, no fee CPPSRB BTC + 105% PPS NMC, 877 # on: September 02, 2013, 02:45:13 PM
just curious: why is eligius including 1 satoshi payouts to 18d3HV2bm94UyY4a9DrPfoZ17sXuiDQq2B  in many of its blocks, like here?
isn't it "bad" under new bloat rules?

212  Local / Petites annonces / Re: [WTS] BFL Single on: August 30, 2013, 02:19:56 PM
a ces prix-la, je le vendrais dans un mois
Et donc, tu en voudrais combien ?
22 BTC
213  Local / Petites annonces / Re: [WTS] BFL Single on: August 30, 2013, 08:56:56 AM
a ces prix-la, je le vendrais dans un mois
214  Local / Petites annonces / [vendu] BFL Single on: August 29, 2013, 03:13:28 PM
j'ai un BFL Single 60GH/s  a vendre.
Il fait bien ses 60GH/s

faites vos propositions si vous êtes intéressés
215  Bitcoin / Group buys / Re: [OPEN] Diversified Group Buy [KNC/BitFury/VMC/HashFast] [Maybe:Cointerra] on: August 26, 2013, 02:32:12 AM
here comes 2 more BTC
6b686a2628d77691c3b0ccdbe9ee6b2985018a505c312fa5150cdfe0c9f29434

I hope you don't mind me making multiple transactions. Of course for payouts
all 3 can be pooled together (totalling 8.4)  with any of the inputs used for dividends.

216  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: More progression simulations. on: August 25, 2013, 05:32:31 AM
I simulated the win ratio progression, where you try to win back your loses by leaving the bet constant and increasing the amount you win, verses a regular martingale versus a single bet.



                          ....
mean number of bet to win
....


when calculating various characterstics of the betting strategies, you have to be careful
to check whether they are well-defined.
Specifically, expectations of some of the random variables do not exist (= are infinite),
and of course the same holds of the variance.

For example, expected number of bets to win, with 0 house edge is
\sum_{i=1}^\infty i*P(lost i-1 times)*P(won on i'th time) =
\sum_{i=1}^\infty i*1/i*1/(i+1) = \sum_{i=1}^\infty 1/(i+1) = infinity

which does not mean that on average you have to wait infinitely long to win.
It just means that the concept of mathematical expectation is not useful for
this analysis, and so emprical expectation (mean time to win) may be very misleading.
217  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: Just-Dice.com : Play or Invest : 1% House Edge : Banter++ on: August 24, 2013, 07:22:32 AM
for me the longest run so far was up to 119x. I also won 198x once but not in a single
streak, I had to make a break to win back some.

hex wrote a bot that implemented the strategy.  It worked for a while, winning one run at something like 4806x.  But it looks like it busted after I stopped watching, with a run that didn't win after getting up over 5000x and spending all available funds.


heh. I guess the bot must have been running for a while.
218  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: Just-Dice.com : Play or Invest : 1% House Edge : Banter++ on: August 24, 2013, 06:14:08 AM
You always bet the same amount, but you change the multiplier.
Say you bet 1btc on 2x.
If you lose, bet 1btc on 3x.
if lose, 1btc of 4x, and so on.
If win, you go back to 2x.
(The amount you bet never changes.)
Each time you win, you balance is 1 btc up from your previous win.

I tried this for myself.  The first time I won on 3x, then on 46x, and then on 38x.

On the 3rd trial I started out betting 0.0102 on 2x, then 0.0103 on 3x, etc. up to 0.0138 on 38x. 

yep, that's a fun variation. Another is to replace the first 2x bet with some wild bet like  100x.

for me the longest run so far was up to 119x. I also won 198x once but not in a single
streak, I had to make a break to win back some.

 
219  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: Just-Dice.com : Invest in 1% House Edge Dice Game on: August 24, 2013, 04:05:50 AM
Hot wallet usually never goes above 100 BTC? I don't know the exact amount. Even if someone deposited 200 BTC, most if it is immediately sent to the cold wallet.

100 you can withdraw sometimes. I did it once, though the money came from my own deposit half an hour earlier.
220  Bitcoin / Group buys / Re: [OPEN] Diversified Group Buy [KNC/BitFury/VMC/HashFast] [Maybe:Cointerra] on: August 23, 2013, 03:02:33 AM
I added 1.4 BTC
817d79a472f2516b900f6394c82f4b6d2cbb8d906d4b1439e29cb3bc07ce6283

so my total participation is 6.4 now
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