"I mean, people where I come from can maybe get to a hundred alright? If they live a peaceful kinda life. Even if they do they're kinda wearing down at that point."

He's gonna let Brynn take all the details she knows about him and his world and let that shake around in her head. On some level, despite a concerted effort for Han to gloss over the more unsavory elements of his work, she must know it's not safe. Why would he be walking around with a firearm if it was?

There's what technology can do and there's what's realistic for a man surrounded by situations where he's likely die can expect.

And that's ignoring another important consideration. Accessibility. Even if the tech exists, it doesn't mean a freighter bum is going to get access to it. The cost of bacta ain't cheap after all.