I thought of the same person but his posts here and Twitter account don't match up personality wise. Plus, he only said he was watching the Norwich game, not that he was necessarily a fan. From Twitter it appears he might favour Spurs.
1. Also major league stats
2. Yes, because his entire body of work does not support the hype. I guess you're not a fan of considering realistic likely outcomes? No one said "trade Sanchez for a bag of balls" only "try to trade Sanchez for something nice while his perceived value is still high because it's likely he won't be anything special." This remains true.
3. You're making assessments based on NINE (9) SPRING TRAINING innings where he has never gone past 4 innings? We already know he can be effective over short stints. Who is "f***ing dumb" now?
No one takes projections as absolutes. That's just your own inability to comprehend anything in between black and white.