$ grep -o '#[a-z0-9-]*' ./posts/*

All topic tags indexed across 13 subjects.

// tag index 13 tags total
#keycaps 58 #MT3 33 #keyboards 13 #MTNU 9 #3D print 5 #PBS 2 #PFF 2 #3D 1 #coding 1 #linux 1 #mice 1 #switches 1 #videos 1