What does it mean if I can't keep my upper back straight ?

[RB34]

@Silencer23

Lol no worries I know how to filter out the science …
I adjusted my blocks forward like you guys said, and tried to think about driving out… this is the result:

http://www.youtube.com/watch?v=prG1O8jnXTM

Apply the fix or undo changes ?
I will take it easy this week, call it unloading… i’m beat up.

Look a little better, only if you could get some turnover.