Why did Bernie lose twice?

Current Events

Sad_Face posted...
She dropped out after siphoning votes from Sanders. refer to Diceheist's post #66.

And Dice's post talks about the collusion the Biden team did to consolidate votes in his favor. Warren staying in only benefited Biden. Even Trump pointed this out.

https://www.nbcnews.com/politics/2020-election/trump-super-tuesday-biden-incredible-warren-spoiler-bloomberg-won-nothing-n1149766

You can point to Bloomberg staying in, but it no way refutes the obvious reported (and I guess legal) collusion the Biden team did. I don't understand how there are people contesting this.
are we taking Donald Trumps political analysis at face value now
Hee Ho