I've now gone through patent '647 and looked closely at the "infringing" points.
Basically, they decsribe ANY mobile computing device.
"The method recited in claim 15, wherein the memory contains strings, and wherein the step of detecting a structure further comprises the steps of retrieving a string from the memory and scanning the data to identify the string."
String handling. coz emails should just be MS paint drawn pictures...unless you have an Apple product, then you can use text.
bullshit. HTC and Google will take this one if there is ANY sense in the judges head.