500 - 700 million.
I wonder if he feels it was worth it.
I'm sure he does. That includes paid staff through November and the development of a sophisticated data operation that Democrats can use.
This highly "sophisticated data operation" help him a lot 
I heard the same in 2016, when Crooked inherited Obama's "sophisticated data operation". It is about Candidate and Policies, stupid!
Firstly, Bloomberg was a terrible candidate. However, that data operation did combined played a significant role and taking him from 1% to receiving a signfiicant amount of votes yesterday.
To you last point, yes candidate quality matters. Biden is a much better candidate than Bloomberg (both in the primary and the general). The data operation will help him immensely, and help Democrats up and down the ballot in November.
