How many of these listed can actually scale?  Any proof?  What chain is as fast or faster and can scale compared Bitshares with 3 second confirmation times and proven daily ops outnumbering many other chains combined? 

Stress tested:
http://docs.bitshares.eu/_downloads/bitshares-stresstest.pdf

Daily ops:  Check out the limit order created/canceled to see the big picture!
http://cryptofresh.com/charts