[Stratoscope]

You are right, it is uncommon. But here are some examples:

https://news.ycombinator.com/item?id=29387515

(See the last reply in that thread.)

https://news.ycombinator.com/item?id=19829435

https://www.javacodegeeks.com/2013/05/debuggers-are-for-lose...

[mkoryak]

Wow ok.

I should consider myself lucky