Bitcoin is fast when not used by spammers posting their cat gif links on the blockchain every few seconds.
I imagine that enforcing an unnecessary 1mb block limit would slow down a blockchain a LOT more than the occasional kitty cat. Have fun not being able to spend your "store of value"
Social Networks like this shouldn't exist on Bitcoin. Too expensive, too slow to actually stand the test of time. @Bitpico will rip this chain into pieces when he attacks central nodes
Memo is recording on chain your stupidity forever. Watch out!