I chose some plain tongue and grooved boards that need to be
glued, and while it's not a major job, it's certainly a lot slower to
lay them...

Glue?
Are you saying that you glue t+g wooden boards together.
By 'eck, the job's changed since I were a youngster!
We used to secret nail or cut clasp (if the floor were to be covered)
Showing me age I suppose.
Nick.