don't look like you got enough, need to be so much that you think it possible won't be enough left to start growing agin (pinch +80% off the shoot) if you take to little off it just continue to grow after a few days once it got over the chock
i mean i guess he did FIM it....i mean the damn thing means 'Fuck I Missed'....so even if he did miss he 'FIMed' it, but it looks fucked up, so good job it will recover with a new top atleast