Browser Sniffing: Why deprecate?

Getting info straight from the browser seems to be a bad idea[1] and like the marquee tag[2], I want something testable that will remain as some sort of time capsule.

Property Value

Testing the functionallities themselves seems more pratical, unless you're thinking about fingerprinting, even if someone is spoofing their data, it's still some sort of fingerprint. And there are the ethical concerns regarding fingerprinting, but that's another post.

# References

[1] MSDN (opens new window)

[2] Marquee tag