Here are the requirements for running this script: Unfortunately he didn't do the work I was hoping I wouldn't have to do, and so I sat down to see how hard it would be to convert snippets to macros.
Browsing my Twitter feed, it looked as though Dr. I had been thinking this weekend whether it would be worth the time to try to migrate all my snippets to Keyboard Maestro. I support their decision but I can't justify $50 a year's worth of value and so I'm moving all of my snippets to Keyboard Maestro.
There are plenty of articles out there arguing for and against TextExpander's new subscription model. I use it every day for simple things like pasting my contact info or shortening urls using bit.ly.