Re: I don't see why big blocks are a problem, even 10 MB blocks right now aren't.
What is the problem with big blocks exactly. In terms of space on harddrives I don't see it. A 4 TB HDD is like 70 dollars on sale.
https://bitcointalk.org/index.php?topic=1336481.0
https://bitcointalk.org/index.php?topic=1166428.msg13664554#msg13664554
( backup image : http://imagizer.imageshack.us/a/img910/6880/x4YPj9.jpg )
P2P network, it's node ... it's people ... it's a fraction of 500GB hard drive (300 USD laptop).