• Able to roll over everything, including careless pedestrians
• Easily identifiable even after a night at the bar

• Tough to carry up to a fifth-floor walk-up
• Good luck finding replacement suspension parts when they inevitably break

The best thing about the continuing march of bicycle technology is that yesterday's $3,000 top-of-the line ride is tomorrow's $300 Craigslist special. Don't let a formerly valuable hunk of thermoplastic go to waste! And when the shocks inevitably blow, don't bother having them rebuilt —  lower is better.