Through my line of work I end up seeing a lot of nuanced differences between browser version numbers. It's kind of a myth that browser versions (usually read a

Through my line of work I end up seeing a lot of nuanced differences between browser version numbers. It's kind of a myth that browser versions (usually read as releases -- not actual version numbers) don't matter any more. I see things break quite regularly that people don't expect. And while browsers on the whole are getting better, the slow introduction of CSS 3 and HTML 5 features make a huge difference.