The reliability is way better than GitHub's uptime.
Better even than my car's uptime.
You must work in telco.
99.9999% or it's unusable :P
It still technically is used for telemetry... but only when you get into a wreck. It'll ping the onboard GPS at that time for coordinates, then place a voice call over your paired cellphone to 911 with TTS coordinates and information about the wreck.
"Attention. A side crash with rollover has occured in a Ford vehicle. Multiple impacts detected. The maximum speed change was 38 miles per hour. Airbags deployed. Detected ONE seatbelt fastened. Press 1 at any time for location information, or press 0 at any time to speak with vehicle occupants."