- browse https://www.programmableweb.com/ for some more ideas
- GC trick: instead of actually doing GC, do a dummy run of building a status
bar at `BEGIN`, to fill-in the atimes for keys we need, then use the atimes
- browse https://www.programmableweb.com/ for some more ideas
- GC trick: instead of actually doing GC, do a dummy run of building a status
bar at `BEGIN`, to fill-in the atimes for keys we need, then use the atimes