It depends on what your business is. The other reply says to develop toward standards, but that is in the hope that browsers will adhere to those standards. Wha

It depends on what your business is. The other reply says to develop toward standards, but that is in the hope that browsers will adhere to those standards. What we do is run serious analytics against our page views and see what customers are using. We see that iOS is the highest, and Samsung flavored android are the next highest. So, we cater to those devices. We do test for regressions on a few other devices, but not as heavily, since those are not what our customers are using.