gaining subscribers

Greetings everyone! I hope you're all doing well. I recently got back to Youtube and I use to get around 100+ views, all of a sudden the views stopped coming. I'm gaining around 1-5 subs a day which I'm grateful for, but how are my views not exceeding 80? Is Youtube broken again? or is it...

Have you ever been asked to sub4sub? I'm sure everyone has encountered people (and possibly done it yourselves) requesting to subscribe and in return they will subscribe back. This sounds like a great idea initially as you both gain a subscriber! However this has a few major implications, first...