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2. bad figures.
the $6/tx cost is the average transactions per block divided by the fiat value of the block reward..
NOT the amount of watts multiplied by the petahash used.
The figures are fine, 'long as you don't edit like an angry assburger:
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Well, Bitcoin can handle ~3 transactions per second, which is roughly the number of transactions generated by a small US SHOPPING MALL.
So yeah, an obscene waste of power, currently ~$6 per *single fucking transaction*
Edit: actually ~$6 is the total tx cost,
the power costs are more like ~$3 per tx, at Chinese (subsidized) power rates.1. The edit was made within 10 minutes of the post being made. Otherwise, the timestamp would be underlined/last edit time could be checked by hovering the pointer over the timestamp:
2. The $3 per tx power cost is very generous, based on the assumption that blocks are always full.
Which they are not. If blocks are only 50% full, we're back to $6/tx.
Fail again, Frankie
so lets use that lame math against visa..
visa makes 2.5% on each transaction for $1.5trillion = $37.5billion fee per year.
then with the number of transactions being 900million customers doing an average 40tx/year= 36bill..
visa works out as being $1.04 a tx
but like i say, im using the same lame mindset of maths that the guys who quote bitcoin as being $6 right now..
so lets compare it to bitcoin 2017(knowing reward is decreasing and capacity is increasing to be more cost effective)..
with 2mb+segwit allowing for 7600 tx and a 12.5btc reward. thats $0.70c (if the price of bitcoin is also still $420 next year)
1. Visa does not make 2.5% on every tx.
2. Visa's main costs are meat & brick & regulations, electricity costs barely factor in; Bitcoin's main costs are electricity.
3. "7600 tx and a 12.5btc reward. thats $0.70c" will only happen if the new, "4MB" blocks are 100% full, all the time. The blocks aren't even full now, at 1/4 the size. $.70 also assumes that miners are charging *nothing in tx fees,* just 'coz they're nice. 0-fee tx are already history, and are certain to be forgotten once the miners start making *half as much from block rewards* when teh Halvening cometh.
so i just laugh when people try to make excuses as to why people should stop using bitcoin for either crappy fiat/altcoin/offchain possibilities.
That's OK, Frankie. It's called hebefrenia, nothing 4u to worry about.
God watches over children and fools.