Forget cost. The important question is quality. In cameras, extra megapixels can mean the sensor sites are so small that they have a harder time distinguishin

Forget cost. The important question is quality. In cameras, extra megapixels can mean the sensor sites are so small that they have a harder time distinguishing electronic noise from actual light, leading to worse pictures. Likewise, what good is getting me 10 more years if I can't do anything with them because they're spent in total agony.