Samsung sure spent a lot of time at last night’s Galaxy S 4 launch event talking about the phone’s software; indeed, by comparison, hardware was esentially glossed right over, and we weren’t able to confirm several key specs until getting to see the company’s press release. For owners of existing Samsung phones, that may have gotten you a little hopeful, wondering if you might see some of these same features migrate to your older hardware. While the full picture isn’t yet available, some early ...