8MB cap
Doubling every two years (so 16MB in 2018)
For twenty years
It is one thing to temporarily increase the size to give a bit more breathing room for sidechains , payment channels and the lightning network to be tested and another thing to simply double the limit every two years to remove the pressure of discovering more efficient means of scaling.
This is a horrible plan and one that I cannot support. (coming from someone that has defended Gavin and Hearn in the past)
Why do you think hardware can not keep up with it? What in the last 25 years shows anything towards that idea? I think we will most likely be fine.
It isn't blockchain bloat and hard disk space I'm concerned with but network latency and bandwidth which won't scale that quickly.
Many valid security and centralization concerns, some of which
satoshi szabo is concerned with -
https://twitter.com/NickSzabo4/status/611259452402987008History indicates otherwise. Nielsen's Law of Internet Bandwidth
50% per year compounded so a doubling every two years is actually below that.