I'd agree on that. Both him + band were spotless when I saw him (almost 10 years ago now, sheesh!), but it's not really a performance. You don't have to do much or smash your guitar, but he was a bit of a statue. Still was a good concert.
"I was told when I started to play that simple music is the hardest music in the world to play. And blues is simple music."
- Albert Collins