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21  Other / Beginners & Help / Re: Newbie restrictions on: June 15, 2011, 07:44:17 AM
Interesting... When I joined, I was able to post to other places, then all of a sudden I could not figure out why I could no longer post.

Now, I have more than 5 posts and more than 5 hours logged in and still can't post to other places. What else do I need to do to be able to post in non-newbie section?
22  Other / Beginners & Help / Re: what bitcoin resolve?? on: June 15, 2011, 07:36:10 AM
Hi, I'm new in this called bitcoin.


Bitcoin... I understand almost everything except one thing.

What is it calculated? Hashes? for what??


For example,  Foding@home calculates protein folding ... SETI@home analyzes data from radio telescopes ... but... What the Bitcoin network resolve?? For what are the results used? to hack cellphones hashes??



or are just a complex mathematical problems  made randomly that are created to have the machins occupied? and the result is for nothing more?


thanks  Grin

You could say that the calculations are pretty much done to keep the computers occupied. The results of this calculations cannot be used for anything useful.

Computers race to solve the next hash problem, to show that they have more computing power. As long as 50% or more of the computing power is in the good guys hands, then the bitcoin network is secure. If the bad guys take over, then they could double spend bitcoins or cause other issues.
23  Other / Beginners & Help / Re: Illiquidity, Theft and Deletion on: June 15, 2011, 07:29:56 AM
3. What is to prevent a collapse of the currency from permanent deletion? Should someone with 100,000 BTC erase his/her wallet, does this not necessarily reduce the availability of the absolute amount of moveable currency? There must be a point, assuming aggregation of wealth over time by fewer and fewer people that such a scenario could drastically wipe out a large portion of the currency.

I have actually had this very same concern.  What if a large number of Wallets were POWNED by a virus or something?  Would that be enough to destroy a large enough % of the total bitcoin network?  If 5MM coins were destroyed and the total became 16MM from the original 21 we are supposed to have would that make everyone's coins increase in value, or would nobody even really know.  There is not currently a way to track how many coins are really in circulation and how many have been lost.  If my machine were to crash today and I did not have a backup of my wallet they would be gone for good.

Eventually the value of the remaining coins would increase if there were less of them in circulation.
24  Other / Beginners & Help / Re: Tips for CPU-only miners? (hopefully I haven't double-posted this!) on: June 15, 2011, 07:22:52 AM
I don't think he/she has any money to donate yet, so don't ask for donations. Smiley

Mining with CPU is not advised as it would likely use up more in electricity costs than the amount of bitcoins you would get out of it. I would recommend buying some bitcoins instead. You can buy them at mtgox.com, tradehill.com, or many other bitcoin trading places. If you can afford a decent video card and bigger power supply (if needed), then buy one.
25  Other / Beginners & Help / Re: I want my Bitcoins surgically-placed inside my body. on: June 15, 2011, 07:14:27 AM
That's taking Bitcoin to an extreme - implanting it into your body. At least wait until you think that Bitcoin will stay around for sure. Then, think twice before really doing it.
26  Economy / Marketplace / PayPal eCheck on: June 07, 2011, 03:03:38 AM
I am new to Bitcoin Market, but have made quite a few trades already. I have run into one person who sent me PayPal eCheck. eCheck can take a week or more to clear. I requested the buyer to send me instant payment instead or otherwise I will cancel the transaction. I gave him two reasons for this:

1. Buyer could buy bitcoins with an eCheck and watch for the value of bitcoins to rise. If the bitcoins fall in price, the buyer would cancel the transaction. If the bitcoins rise in price, buyer would continue with transaction. So the seller is taking buyer's risk for a period of a week or more.

2. Funds are not available right away to the seller of bitcoins, so the seller cannot trade on the market for a week. In this case, if the seller would like to reinvest the money back into bitcoins, it is not possible to do. In a week, the price of bitcoins could rise dramatically and the seller would be at a big disadvantage.


Dustin Dollar has not replied to my email to cancel the trade yet. I can understand that he might have a huge volume of emails to deal with right now.


The trade id in question is 1606 (https://bitcoinmarket.com/member/trades/view/?tradeID=1606). The trade occurred on 2011-06-01 20:41:38, but at this time I still have not received confirmation of the funds, it is still pending.

I would like to get some opinions if I am being unreasonable or unfair here for requesting to cancel this transaction. Member edmehlschau (4190) is a new member and does not have any ratings, so he could potentially take the PayPal money back and run if Dustin decides to rule in his favor for some reason.

Thanks,
dabest1

Update: To clarify, the transaction is still unconfirmed by me and bitcoins are sitting in the escrow on Bitcoin Market.
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