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That is a lot of language swapping. How long of a period did this happen over?

that sounds like data science. why aren't you in python?

He mentioned GC pauses being an issue. Python's GC is significantly less sophisticated than Java/Go, which were also not satisfactory enough.

> but got tired of GC pauses

Lol, were you guys making 3D simulations or something? "GC hiccups" usually only become an issue in high-performance-demanding applications.

Decisions in online ad bidding have to be done in fractions of a second, so unpredictable latency could cost a lot of money.

Some companies seem to be fine with that.

They use D, with their own GC implementation.

Ah I see. Makes sense. I wish all stacks of adtech can give high priority to performance. The current online ad landscape is an abomination.