Pizzarias and other traditional delivery food businesses still hire their own drivers in many cases.
Before DoorDash, other than pizza places (who still run their own drivers), what restaurants delivered? McDonald's tried delivery for a short period of time, but other than that, nobody delivered.
Luckily he came of age just as texting took off. I guess in theory he could of relied upon a translator to make phone calls for him, but his life was much improved by modern communication.
Even if new technology makes things easier for 99% of people who are lazy, but is essential for that last 1%, it's a net positive.
Consolidation in this industry is horrible for everyone. Less competition means higher prices and lower pay.