We've already seen leaked images of the HTC First smartphone purported to be launching at tomorrow's Facebook event, as well as what appears to be its APK, and we now have our best look yet at the Facebook-infused UI you can expect on the device. As you can see above in the image from @evleaks (and others at the source link below), the apparent Facebook Home hub doesn't exactly scream Facebook, although there unsurprisingly appears to be deep Facebook integration throughout. We'd say to check back tomorrow for more, but at the rate these leaks have been turning up we may well get yet another look at what's