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I'm not 100% settled on Gagguino, namely because it has gone closed source and I really want to modify the software as I go. I was also looking at hooking up a Raspberry Pi to a thermometer and solid state relay which means I can modify the software as I learn. I also have a load of RPi and other hardware lying around. Check this one out: https://www.home-barista.com/repairs/gaggia-classic-with-raspberry-pi-android-t37863.html
Thanks, feels like this may be an expensive weekend.
The Gaggiuino profile I use tries to hold a constant pressure, the line graph is brutally revealing when my tamp is poor (which it frequently is).
Recently bought a force tamper mainly for the alignment, helped me and my lack of skill