[ct4ul4u]

> And I wanted to add, that with C you run into (solvable but hard) `scalability' problems in terms of effort needed to cope with algorithmic complexity, much sooner.

I have certainly seen this effect. In retrospect, I wonder if this could be somewhat mitigated by real refactoring for C?

[eru]

Perhaps. What also seems to work nice -- at least for me: Prototype in, say, Python, and then translate to C (either the hotspots or everything, in case you need to have a solution in pure C only).