Gimmicks.
Bad as it may appear I have never checked the tyre pressure on the bike I have had with anything but my thumb and I have never been fecked with adjusting the suspension depending on whether the panniers on or off or you have more loose change in your pocket or someone on the back on any particular ride.
Bad as it may appear I have never checked the tyre pressure on the bike I have had with anything but my thumb and I have never been fecked with adjusting the suspension depending on whether the panniers on or off or you have more loose change in your pocket or someone on the back on any particular ride.