Originally Posted by thefaded
I really don't feel a need to replace it, it doesn't have a bad taste or smell and doesn't even hold flavors too much. I will definitely consider replacing it once it actually seems like it needs replacing, but I assure you it's fine right now.
As a precaution though I'd blow it out before you use it. Inhaling flecks of rust isn't pleasant, I learned this the hard way from a mya hose.