At a different delivery robot company, some of their positioning hardware doesn't work all that well in practice, and each robot is followed (on foot) by a 'rob

At a different delivery robot company, some of their positioning hardware doesn't work all that well in practice, and each robot is followed (on foot) by a 'robot minder' that corrects its course using a videogame controller if necessary. Regardless, it's probably cheaper to outsource driving via remote control than to employ domestic delivery drivers... or building robust self-driving vehicles