here's some nerd who calculates that GenAI gives a senior dev a 15% productivity increase, and a junior 25%
https://bjorg.bjornroche.com/management/ai-productivity-gap/
HN correctly calls his numbers bullshit, especially because the time spend reviewing code is unchanged between pre- and post-AI:
https://news.ycombinator.com/item?id=49152222
Even if his numbers are correct, it essentially means that software companies are around 10% faster in delivering something, however that something might be even more bug-ridden and slow than before.
