Metricom Ricochet used dual-band radios, operating in 900MHz and 2.4GHz, to form a routable mesh that delivered internet access and other services, in 1999.
replyAh, thanks, I didn't find any reference to that from a search (found a messaging app).
replyThey used repeaters on street lights as part of the infrastructure, and even after the company went belly up people were able to use the repeaters for private networks. Pretty slick for the mid 90s.
replyRicochet was a mesh internet provider.
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