Mark Denman, guitarist, songwriter and founder member of The Long Tall Texans and I chat about music, mathematics and busking , along with 1001 other things that are important  to us, music in general and the wellbeing of the world.  Not necessarily in that order.
Once again Mark's chosen tune, was beyond me to play a version of myself so you can find it , along with other releases by the Texans on all your usual streaming platforms.