Wireless access comes in many forms – the cellular access is quite extraordinary in how useful it’s been – untethered access. There are hidden undercurrents for remote sensing M2M (machine-2-machine) – cellular technology shoals that can beach the unwary. I got beached – so I’m sharing it. Whether or not it’s on Sparkfun or publiclaboratories.org low cost cellular modems are being discussed and p...[Read More]