These come from China with free shipping so it will probably take forever. They're selling for only $15.50 ea but buying 2 gets you $14.73 ea.
Oops forgot link Intel Optane Memory M10 Solid SSD M.2 2280 MEMPEK1W016GA PCIe 3.0 3D Xpoint NVMe 735858337847 | eBay
I like bigger drives, but $1/GB for a small boot device that is Optane seems good. Speed the ol' pfsense boot times by a few seconds maybe.
Oops forgot link Intel Optane Memory M10 Solid SSD M.2 2280 MEMPEK1W016GA PCIe 3.0 3D Xpoint NVMe 735858337847 | eBay
I like bigger drives, but $1/GB for a small boot device that is Optane seems good. Speed the ol' pfsense boot times by a few seconds maybe.