YouTube recently unveiled changes to the channel layout (again). The most potentially impacting change (aside from the visuals) is the addition of a Channel Trailer, which is simply a video that auto-plays to people who have not yet subscribed to a channel. Once you subscribe, you're no longer susceptible to the auto-play. This sounds like more an incentive to avoid being annoyed than it is to subscribe to a channel, but who am I? Not YouTube apparently. Anyway, the change did motivate me to make a Channel Trailer of my own, which is something I probably should have done long ago. Check it out. This trailer summarizes my channel nicely, in just around 2 minutes and 30 seconds. Admittedly, that amount of time is practically feature-length in the world of YouTube trailers, but I've never been one for brevity (as evidenced by this unnecessary parenthetical statement you are currently reading). Click the image below to…