Picture-taking wise DSLR is not any different than e.g. webcam (aside from form factor) - it is just a sensor with electronics to read, process and transmit/sto

Picture-taking wise DSLR is not any different than e.g. webcam (aside from form factor) - it is just a sensor with electronics to read, process and transmit/store data. The only thing that differentiates an SLR is the shutter/mirror mechanism, which is mechanical part and lifetime is roughly proportional to a number of "uses".