50 Lines or less, 50+ Devs, 1 Winner With over 50 entrants to the 50-line challenge, there were more than enough good jetpacks to choose from. Jetpack developers continue to forge ahead in creating new and different jetpacks. It was difficult deciding between all the entries, but here were our top three: Makoto Terada’s JetpackFeatureInstaller – http://teramako.github.com/JetpackScripts/jetpack-fe