This is nothing new. While we got a bit of a voice, the Reality Competition show Solitary (2006-2010) had no host other than a robotic disembodied voice named VAL.

There is no current channel called "The Learning Channel".

When Discovery bought The Learning Channel in the 90s, they phased the name out, and it is now only called TLC, 3 letters that mean nothing.

Realistically, somewhere around 2000 they had phased out their prior "learning" content, and rebranded into a lifestyles channel, and has been that ever sense.

Survivor. There are up seasons and down seasons, but Survivor is sometimes a trailblazer, and almost always a solid show to watch