“To be moving is better than to be standing still,” Richard Thompson says, and Richard Thompson should know. The influential singer-songwriter, virtuosic guitarist and McCarter favorite has been on a singular musical journey for over a half century, from his days in the ‘60s as a pioneer of British folk rock with Fairport Convention, to his seminal ‘70s duo work with Linda Thompson, to the exploratory, deeply emotional music of the solo career that has been his primary concern ever since.