Yeah, C-b takes way too much hand stretching for common use with a single hand. I remapped mine to C-z instead. I don't miss have C-z to interrupt a program,

Yeah, C-b takes way too much hand stretching for common use with a single hand. I remapped mine to C-z instead. I don't miss have C-z to interrupt a program, because when using tmux, I tend to open new shells instead.