Pi-squared Math app made by Irish Man - Memories of Weightwatchers - Got a crutch? - Are airplane seats are getting smaller?

Joe spoke to David Carr the creater of the math app Pi-Squared.
Listeners got in touch of their memories of their time with weightwatchers.
How do you dispose of old crutches and wheelchairs.
A listener gets in touch about how much smaller airplane seats have become over the last few years.

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