'flag' to erase 's' to start 'space' to go back to (0,0)
NO ADVERTS thank you to @dragonshroom for code ideas dragonshroom profile page: https://scratch.mit.edu/users/Dragonshroom/ -notes negative multiply can be buggy (power is only up to 5.0 (change through multiply) or -pwr=0 is no powers) /][\ ][ ][ that bit is confusing
