Thanks for sharing your experience! Reading it is what finally made me pull the trigger on doing this myself back in July. Spent about $1500 USD total and had my ECU back under a week (shipping from/to the US). $850 for the Femto service (MHD+) and $650 for cloning to a donor ECU with a local...
I have both and find myself using the CX more. It's a lot more compact and reads/codes the various ECUs, especially the Body Domain Controller, way faster than my MX+. I'm talking minutes faster.
Other than that, there are not too many differences I've experienced. If you plan on doing your own...
This is pretty much why I switched from iOS to Android back in like 2012. Yeah, it can be argued that the Android OS being so open introduces confusion, security, and stability vulnerabilities if you don't know what you're doing, but it's a worthwhile trade off.
Being able to control...
I tell people to reboot their computer when minor issues arise and condescendingly explain why they cannot bring a random remote-enabled device into a secured government lab without it being vetted.
I need a drink ?