You get a superpower, but the user below you gets to pick side effects.

[MeeM]

Granted, but your bones are hollow and they break from almost anything such as:
Stubbing your toe
Hitting your elbow
Being punched by an anorexic toddler
You get it

I want to be  F A S T

[Risviltsov]

You can be fast, but in any collision where a part of your body succumbs to >2 G force, you die, instantly. This also means that you cannot accelerate or ***** faster than 19.62 m/s/s. You said nothing about acceleration/*****ation and I assumed you spoke of top speed.

I want to be invulnerable to everything.

[KatieMakesThings]

Hmm.
You are invulnerable to everything, however you can choose to use said power only once per day, for up to 30 minutes.

I want to make people fall in love with me at the snap of my fingers

[Risviltsov]

Granted, but most of these people have poor hygiene, and their breath in particular smells awful.

I want to be able to project my feces so hard that it goes into orbit, without me having to do any effort.

[Legendary_.]

Granted the power to send anything into orbit but then it falls back to earth and blows up aove yoour head LOLOLOLOLOLOLOLOLOL

i want the power to edit what chat says with my mind LOL

[PixelRunner]

except ANYTHING you think about is put in the chat, your thoughts are public, and you cant delete anything

i think the power to control all sound would be cool

[MrShuriken]

Granted, but you're deaf

I want the power to find the fixes in my code without the hassle of looking up the info online

[KatieMakesThings]

However, 25% of the sweet info you need is still online.

I want to be able to shape-shift into anything.

[KatieMakesThings]

However, 25% of the sweet info you need is still online.

I want to be able to shape-shift into anything.

*realizes someone else did this*

[PixelRunner]

everyone knows you are still Katie no matter how good the disguise

the power to literally live inside any video game at will