Plus org-clocking, easy time keeping and also offers easy aggregation for reviews. It is really interesting to see after a while how much time was spend at various activities...
https://snap.philsnow.io/2018-07-16T11-15-11.9p5nrv1j2ohavi6...
I once was really good about keeping notes like this, but I stopped when I couldn't integrate it very well with the flavor-of-the-day bug tracker my team used.