Continuing the discussion from [Testing Update] 2023-03-08 - Kernels, Wine, Systemd, KDE-Git, Python, Haskell:
I think I have seen these 17° thing since forever (I mean two years or something), now that I think about it, first time I saw it was in sensors output.
omano ~ $ sensors
k10temp-pci-00c3
Adapter: PCI adapter
Tctl: +45.4 C
Tccd1: +43.0 C
acpitz-acpi-0
Adapter: ACPI interface
temp1: +16.8 C (crit = +20.8 C)
temp2: +16.8 C (crit = +20.8 C)
gigabyte_wmi-virtual-0
Adapter: Virtual device
temp1: +28.0 C
temp2: +45.0 C
temp3: +45.0 C
temp4: +15.0 C
temp5: +51.0 C
temp6: +57.0 C
nvme-pci-0100
Adapter: PCI adapter
Composite: +42.9 C (low = -0.1 C, high = +86.8 C)
(crit = +89.8 C)
Sensor 1: +42.9 C (low = -273.1 C, high = +65261.8 C)