What all the critics seem not to consider is that SONOS is a relatively small company that allways will be tight on budget.
The products don't have a premium price that would allow for higher margins.
The best proof is that after three years since the introduction of Apple Silicon Macs, the macOS SONOS app is still Intel only.
The SONOS app for iOS/iPadOS required a refresh. Maybe they released the software too early.
Yes, there are a lot of missing features, but one added feature I don't remember it was available previously.
With a web browser at play.sonos.com, the system can be controlled from anywhere.