Be careful with games without stopping points. Also be aware of the games that engross you in a way that you just lose track of time, play them only when you can get lost like that.
The move towards more solo play is just a natural consequence of players wanting to be as efficient as possible with their time. Needing other people causes downtime, even longer ones if you need them to organize manually.
Yes, third place in total gaming revenue. I agree it will be bad, but let’s not pretend this is going to shift the market in a big way, because it won’t.