GE switches are popular because the brand name is famous and they are inexpensive. They are a “good enough” choice for many people. They are not the best engineered switches, and in particular, they seem to have a fairly high failure rate, maybe 15%, around six months to a year after the end of the warranty period. They are not technically defective, because they’re out of warranty. And many people are fine with just replacing the 10% or so that go bad feeling that they still saved considerable money on the overall project. But it is just something to be aware of.
This has nothing to do with SmartThings, you will find the same discussion on other forums.
There’s a discussion of individual features for switches in the following thread that might be of interest: