“Worse than useless, it trapped the heat and made an oven!.
I then bought an Aluminium Armour heatsink case, which works extremely well. Wi-Fi isn't blocked, as I'd feared.
I installed:
$ sudo apt-get install stress
and ran:
$ stress -c 4
This loaded all four cores to 100% and after an hour in a 19C ambient, held the CPU temperature to 68C, even though it was running at 1500MHz.
Use:
$ htop
to see the core loading.”
“I ordered several items for myself and others and was pleased with the simplicity of placing the order and the speed with which the items were despatched and with the communication which kept me up to date with what was happening.”
