Over the past week I've gotten at least five e-mail notifications of new subscribers to my YouTube channel, but NONE of them showed up in my analytics, and in fact my total subscriber count has gone DOWN in that time. What in the actual heck?

My channel: https://www.youtube.com/user/mfsto

Trailer: https://youtu.be/f0mDNFxPeX4

Video commission info: https://youtu.be/K_z65o4thx8