Comment by badmonkey0001

Now the problem becomes mobile browsers... (hover vs. tap, tiny resolutions, differences in form controls, sometimes crippled features that work fine in a "pc" based browser, fluid layout choices, float issues)

There will always be madness.

[edit] Took me a few to find this link again. Do compatibility charts like this look familiar? http://www.quirksmode.org/m/css.html