Social media boosting can be beneficial, whether comic or novel creator. Plenty of people read both. I’ve seen some topics where people post their social media accounts. Wouldn’t hurt to help each other promote and gain followers.
Of course, this is on top of engaging outside of the forums under comments on our updates and such. Increase your visibility so people will say “hey I know that profile, I see it everywhere.” Some people shout each other out in their author's notes (I got a sub that way). Definitely don’t beg people to do so, but it’s another option