A few days late, as Christmas got me in the end...
Still, all runs complete, and the first (90s) tended to be harder than the last (3m), which is much better than the other way around!
We'll see if I am, as the podcast claims, prepared to step it up to 3/5/3/5 next week. Judging by how slowly I am now jogging there is some cause for doubt, but then I thought that 2 weeks ago.