Count until someone who's signature has fewer characters than the number posts

[LED42]

(10)

 

[YoshiFlutterJump]

11

 

[NathanBros]

12

 

[YoshiFlutterJump]

13

 

[Teedgee]

14

 

[YoshiFlutterJump]

15

 

[Teedgee]

16

 

[YoshiFlutterJump]

17