In your case, M2 looks better. But if you have a chance to upgrade RAM, it would be more beneficial.

I suppose you could deploy an HA cluster using either Ceph or StarWind VSAN HA storage technology. These solutions replicate data across cluster nodes, ensuring your VMs are highly available. They both fit Proxmox.

Don’t wait. You can buy the newest M2, perfectly handling everyday challenges.

Wireless Point-to-Point Links involve setting up two directional Wi-Fi antennas: one at your current network hub (residential house) and the other at the new location where you need Wi-Fi. It can cover long distances (several kilometers).

Consider using a NAS solution: https://www.pcmag.com/picks/the-best-nas-network-attached-storage-devices.

I would stick with 4TB in your case.

I believe that Apple Care protects you against physical damage rather than malfunctioning.

I’ve been wearing my SE for almost 3 years. The battery life is still 30-40 hours with 85% of health.