Group theorists do it either way. Gymnists mount and dismount well. Hackers do it with all sorts of characters. Hackers do it with few instructions. Hackers do it top down.
Hackers do it with bytes.
Hackers go to it. Hackers do it with fewer instructions Hairdressers do it with curling irons. Hairdressers give the best blow jobs. Ham radio operators do it with higher frequency. Hang-Gliders do it in the air.