Gun-Nac [NES] Any% Novice in

A shitty run turned into quite a good one just in a single moment!
Also, sub 40 HYPE!

To do list: -do not ruin weapon upgrades right before area 4 boss
-kill area 6 boss a little faster
-do not ruin weapon upgrades right before area 6 sub boss
-do not ruin weapon upgrades right before area 6 boss (got lucky)
-kill last boss faster
-do not die during stages at all
-spend less time on shop menu screens
-any other small optimisations I don't know about
-find out how the game generates items(!)