For technology questions like this I usually look at www.macsales.com to see what they're offering. So I did, and I found this useful article talking about the difference between Thunderbolt 3 and Thunderbolt 4. It explains why you mainly see storage devices using Thunderbolt 3 chipsets and why you'll be happier with one.
Thunderbolt 3 and Thunderbolt 4 feature different chipset designs aimed at different purposes. Here's what you need to know to pick the best Thunderbolt peripheral for your needs.
Thank you very kindly, @chabig: I see the light now!
Could you please, dear experts, recommend me the quietest and most reliable 6-8 bay Thunderbolt™ 3-Enabled DAS (JBOD) for the upcoming Mac Studio (M3 Max chip)❓
I've been watching this space like a hawk, as my Drobo is well beyond it's retirement date and I was hoping for some next generation hardware to be announced at CES.
This is the best bet that I can see right now, unless you want to check out TB4 NAS devices (connects via TB4 networking).
Provides up to 160TB of professional-grade RAID storage ready to handle any workflow with speed, reliability, and RAID protection. Starting at $749.99.