Short URLs are nice. Less to go wrong for starting. Slashes, and any non \w character, is potential mistake in sharing, due to copy paste errors, bad decoders,

Short URLs are nice. Less to go wrong for starting. Slashes, and any non \w character, is potential mistake in sharing, due to copy paste errors, bad decoders, etc. Plus they look nice and can literally be typed out from a screen shot or something.