Feature Request - Easy way to see, if I posted in a thread already

[1vgvgvgvgvg1]

I'd like to be able to see if I posted in a thread or not already.
On Stake, there is no direct possibility to see on a sub-forum page if I posted in a thread or not (only in account -> my activity or by filtering for threads I posted in, however I want to know which threads I did not post in!)

Screenshot A, I posted in some threads, in some not, but it's not possible to distinguish:

 

An example of a forum where this is possible. In the upper thread I posted, in the lower I did not post:

 

Please consider adding this simple feature, I think it would make it easier for us people to go into the threads we want...