The Linxdot miner reports it's a fast sync characteristic that means that you can join the Helium network within thirty minutes of activating your hotspot. Most say to expect 24 hours to sync up your hotspot, and that it really relies on over all World-wide-web visitors in the time https://financefeeds.com/finra-fines-viewtrade-40000-for-failing-to-supervise-outside-brokerage-accounts/