I agree that stainless steel is bad for coffee (glass-vacuum carafes are cheap and effective), but it usually takes awhile, an hour or more, before I notice a significant change in flavor from exposure to steel. On the rare occasion that I cannot avoid using a travel mug, I use this thermos tumbler.
Braces cost is around $4000-$6000. Braces cost $3,000-$10,000 depending on location and also on what kind of dentist does them, general dentist (cheaper) or orthodontist (more expensive). In European countries Braces usually cost about $5,000 nowadays.
1 Expect to pay $3,000 -$8,000 or an average of $5,000 for Damon braces, an alternative teeth straightening system that uses a series of computer-fabricated clear plastic aligner trays that cover the teeth; the patient switches to a new tray about every two weeks. CostHelper readers with insurance coverage for braces report paying $1,500 -$8,500 out of pocket for traditional metal braces, at an average out-of-pocket expense of $3,407.