Bop Spotter(walzr.com)2 points·by mattmark·há 6 meses·1 commentswalzr.comBop Spotterhttps://walzr.com/bop-spotter1 commentsPost comment[–]mattmark·há 6 mesesreplyPrevious discussion from 1 year ago: https://news.ycombinator.com/item?id=41694044