This dryer exists for people who literally cannot install a vented model, apartment dwellers, closet stackers, anyone without access to an exterior wall. It does dry clothes without a vent, uses half the electricity, and runs quiet, but you pay for that flexibility with 90-minute cycles, bedding that tangles into damp wads, and three separate filters to clean every week. The control board can fail and run the drum nonstop for days until you physically unplug it, and some units develop odors that never go away. Buy it only if your living situation leaves no other option and you accept the maintenance burden as the cost of doing laundry at home.
This is the dryer equivalent of a cast-iron skillet: proven 1970s engineering that Whirlpool still builds because it works and people can fix it themselves when it doesn't. The control board can fail and leave the drum spinning until you physically open the door, and gas valve coils sometimes quit mid-cycle, letting raw gas smell seep out until you swap the part, both fixes are cheap and YouTube-able, but neither should happen on a machine this simple. Buy it if you value a 15-year lifespan and $20 repair bills over moisture sensors and app notifications; skip it if a dryer that occasionally needs a screwdriver sounds like more involvement than you signed up for.