For as long as I’ve known what computers are, HP has been known for its labyrinthine customer service. At the computer store where I worked well over a decade ago, new employees were forced to call HP as a hazing ritual. Nevertheless, the company — perhaps in the wake of plummeting PC sales over the past months — has pivoted hard toward software and services this year. Its 2023 roadmap involves positioning itself like, as president of personal systems Alex Cho recently put it to me, a…