The C2 is not much of an upgrade from the C1. Having owned a C1 65" for about 7 months. I got it way back on sale end of Oct 2021. I would take the discount on the C1. I don't think you're missing much seriously and the current prices on the C1 is crazy.
I have the same motherboard as you. Go with the SN850 2TB if you want really good performance RW running off the chipset. The Seagate Firecuda 520 2TB is great for endurance. it has 3600TBW write endurance. I have X570S Aorus master and iam running 2 x 2TB SN850's i get about 6500MB/s Read...
I feel like when Google releases a new Pixel phone. At launch the hardware is kinda glitchy and then they switch suppliers or fix hardware bugs. Seem to get a better experience buying their phones like 6 months after launch.
The problem with these lenovo yoga laptops is that they don't support linux well. Microsoft put some aggressive power states in these. you get no sound in linux.
Some of the drives on that list don't run well of the x570 chipset. I for example i had the S70 Blade Gammix from Adata 2tb drive and off the cpu m.2 slot it was great ! But off the chipset it ran 6500mb/s reads 3200mb/s write max. Similar results with a Firecuda 530 1tb. The Samsung 980 Pro...
June update seems to really improve the battery life on the Pixel 6. I am also not having any issues with the fingerprint reader. I guess I'm the only one.