Pinging you to post 636.
To his credit, Founder and CEO/CTO Alexey Gavrilov has made it expressly clear on their blog that Zello “is not intended as a replacement for instructions from government emergency agencies or sanctioned rescue organizations.
It is not a hurricane rescue tool and is only as useful as the people who use it, and as reliable as the data network available.If there is no WiFi and no cellular data service, communication apps (including Zello) won’t work.”
In the meantime, FKECA officials plan to start preliminary damage assessments on Monday using a helicopter to check on facilities in Marathon.
The utility added that there was no cell phone, land line telephone or internet service at least from Marathon through Key West.
Irma Knocks Out Power to Millions of Customers in Florida Utilities are warning some that they may not regain electricity for weeks
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Be prepared. Do not simply count on your cell phone or tablet to work.
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10. Don’t use your phone
This may seem obvious, but during an emergency, your phone is a crucial survival device, not an entertainment system. Resist the temptation to check email, take selfies, and post on social media; leave the phone alone except for periodic updates on the progress of the storm (and by “periodic” we don’t mean every five minutes). Remember that if repair crews are overwhelmed, the power could be out for days.
https://qz.com/1062340/hurricane-harvey-ten-ways-to-make-your-cell-phone-last-the-whole-storm-even-if-the-power-goes-out/