My Kindle is always with me, too.
If I arrive somewhere too early, I read.
Stuck in the chilly examining room, I read.
I don't mind lunching in a restaurant by myself, because, oh joy! I can enjoy my meal and read, too.
We always ask for a large table on cruises and have always had great luck with table mates.
Breakfast and lunch, DH loves Windjammer and I don’t, so I vary my lunch places.
Sorrentos with my Kindle, MDR usually with others because I never thought about a solo table, and my balcony with a Park Place roast beef with double meat and a bag of pot