Home mining is destined to be a thing of the past. Even the most dedicated hobbyist will be run out of the game. You can't imagine a situation where they will stay relevant and therefore by looking for their own best interest will put a check on large scale operations. That's just not how it works.
i dont think any big mining cooperation can compete with millions of home-miners which mine using a by-product because they need the heat. because they can mine for
freeThat's very cool.
Unfortunately these do not exist yet. Until they do we will need a limit on the block size.