>>713158685Faster reaction times, better hand-eye coordination, less hesitation in decision making and most importantly - they keep you in "peak" state for longer, basically stamina cheat in an activity where going through literal hours of back to back duels is widely accepted as normal and reasonable.
Imagine running through challenging activity, and that focused feeling - "holy shit im fucking killing it", you get when you're good at what you're doing - stims allow you to artificially enter that state and prolong it further than average nerd body is capable of supporting. So it's not really "inhuman", but it pushes you farther than baseline human without some bizzare hypertrophy is capable of.