Will this be a reason to break up in the long run?

Lets say a couple had been dating for lets say 3 years but they recently split. The reason noone knows but I was wondering if this thing could be a turn off and a possible reason for the split maybe it was not but could be this a reason?

The woman is famous and she has social media who updates from time to time, she takes selfies, take photos of her job, take photos of landscapes but she is into social media in some way, also to help to promote her work but also post personal things like trips but in a relationship she is very private, she likes teh attention on social media but when it comes to her love relationship she is very private.

The boyfriend is the total opposite, even if he has the same type of job as his girlfriend, but he hates social media he does not have one single account of anything, he respects his private life too much The girlfriend when posting photos on her social media accounts she never posts photos of her boyfriend with her, not a single picture of them together.

I mean could that be a reason for a break up, one likes social media and post things and draw attention, the other one hates social media.

Will this be a reason to break up in the long run?
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