Rdio Software Engineer Alex Gaynor (@alex_gaynor) took to the #Waza 2013 stage (Heroku's Developer Conference) to talk about "Why Python, Ruby and Javascript are Slow". Gaynor argues that developers should aim to make performance beautiful. For more from Gaynor or to contact him, ping him at @Alex_Gaynor. For more on Waza visit http://waza.heroku.com/2013. For Waza videos stay tuned at http://blog.heroku.com or visit http://vimeo.com/herokuwaza