Why I Built Riffle

A little while ago I got one of those emails. You know the one. "Your annual subscription renews in 7 days." It was for the diff and merge tool I'd been leaning on for years, the app I open a dozen times a day to eyeball a blueprint change, sanity-check a Twig template, or work through a merge conflict on a plugin. I'd bought that tool once, years back. Then the pricing turned into a yearly thing,…