Are Old DSLR Lenses Still Worth Your Money in 2021?

Old DSLR lenses can be enjoyable to use. They've got imperfections that you don't see in most modern lenses. Plus, they really make you work for the shot. In a world where photography is so simple, they're refreshing. But in the past 10 years, lots of manufacturers have only cared about clinical perfection. This has surely satisfied tons of different photographers who wanted to get it all finalized in post-production. So what lenses are worth buying? And who should buy those lenses?