I believe the author's headline is justified within the article:
"I'm coming from a Windows world, where installing Rails and all the tools is as easy as hitting up RailsInstaller.org, downloading an .exe file, and having my environment set up in a few minutes."
"I'm coming from a Windows world, where installing Rails and all the tools is as easy as hitting up RailsInstaller.org, downloading an .exe file, and having my environment set up in a few minutes."