Nice, I’ve just tested dataplicity. Works amazingly well, so easy to setup. I would be quite happy to pay $2 per month if I needed to use it on more than one device.
I’ve added the bash commands to setup the log files as suggested by @pb66 to the default emonPi rc.local. There is no harm in the log folder being created on all emonPi’s. The changes can be pulled in by running an emonPi update:
Wormhole works great to access local emoncms on port 80: