Ever wondered why old card tables and billiard tables have that unique feel...

https://spark-wiki.win/index.php/What_Does_a_Concertina_Action_Feel_Like_When_It_Is_Working_Right

Ever wondered why old card tables and billiard tables have that unique feel compared to modern screens? It all comes down to baize cloth and bridle leather edges, plus how slate slabs weighing over a tonne keep billiard tables steady