The gremlin has been pestering me about access to Roblox, so I looked up [1][2] how to set it up to not be so wide-open to predators. Well, I guess I forgot about it, because it's been over a year...oops.
The goTenna looked interesting for off-grid applications, but at $179 for two, it's hard to justify. Well, TxTenna might be just the application to justify the hardware....