[trollied]

The Factorio team were looking at a performance bug recently & tracked it down to similar: https://forums.factorio.com/viewtopic.php?f=7&t=102388

https://developercommunity.visualstudio.com/t/mallocfree-dra...

[InfiniteRand]

The thread on the second link gives some clue as to why things are the way they are

[eska]

So Microsoft changed the malloc behavior for UWP apps, but not desktop apps. In other words they saw it as problematic enough to change it but then say it’s not a bug for the other case. Schizophrenic.