you'd be wasting your money on security cameras. It's hard to identify faces on those security cameras unless they're expensive ones. The police have actual threats to the community that will certainly take priority over a stolen bike. Let's pretend your bike gets stolen and the police actually do identify the thieves. Let's pretend they apprehended said thieves. By the time that happens that bike is long gone. Sold on Craigslist or stripped apart and sold separately