how does one do this
1. Equip mad milk
2. Be holding mad milk as scout and die
3. Respawn and go find where your mad milk is on the ground, look at it
4. Throw the mad milk you currently have and keep holding m1
5. While holding m1, pick up the mad milk on the ground like how you would pick up a weapon
6. Congratulations you can now infinitely jump around, just make sure not to switch weapons