In this episode...   * Why are aspect ratios so whack?    * How many phone numbers actually exist?    * Wheels or Doors: Revisited.    * And, closure on A Pudding Squared.   A big thank you to Tom Salinsky for helping with this week's problem. You can find more from him on Twitter: https://twitter.com/tomsalinsky?lang=en and his podcast, Best Pick Pod, here: https://twitter.com/bestpickpod?lang=en   If you want to see Matt, Bec AND Lucie at the belated and brilliant Nine Carols variety show on the 16th and 17th of April, you can book tickets here: https://www.kingsplace.co.uk/whats-on/comedy/nine-lessons-and-carols-for-curious-people-3/    You can check on tickets for Matt's shows here: https://www.ents24.com/uk/tour-dates/matt-parker-2 (Disclaimer: The 21st of April may, definitely be sold out.)    Bec's NEW BOOK Horror Heights: Now LiveScreaming is available for pre-order here: https://www.hachette.co.uk/titles/bec-hill-2/horror-heights-now-livescreaming/9781444962338/    This is Dexter and Ivy's incredible A Pudding Squared answer, here on YouTube: https://youtu.be/In1cdfg_J4A   Don't forget too send in your Blue Dot Festival problems to us on the site below - we might just do it live!   As always, if you've got a problem or a solution, hit us up on aproblemsquared.com.   And if you want want even more from A Problem Squared (and who doesn't) you can find us on Twitter and Instagram.