Advances in technology aren’t always what they seem. Take, for example, Gillette’s latest “breakthrough” in shaving tech — a heating mechanism that complements the razors that are already packed with blades. It’s as if Gillette, upon realizing that it would be physically impossible (or even more worthy of parody than their previous efforts) to cram more blades onto their razors, is desperate to see what other “innovations” they can add to a single cartridge. But neither the heating element nor the extra blades seem to add much to the shaving experience, as evidenced by the fact that more consumers than…

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