Does this mean we will be able to send Bitcoin using Bluetooth, without an internet connection?Broadcast the txs to other Bitchat nodes in the local network, then settle onchain once connected to the internet.What are the double spend risks here?Offchain Layer 2 season.TFTC (@TFTC21):Jack Dorsey unveils “Bitchat,” a new Bluetooth-based messaging app.No Wi-Fi. No cell service. Messages hop peer-to-peer, up to 300 meters.Fully end-to-end encrypted. https://t.co/rAJNg53RDI ...

Core Insights - The Bluetooth tracker market has seen significant growth since the introduction of Apple's AirTag in 2021, with MiLi's MiTag Duo emerging as a unique product that supports both iOS and Android ecosystems [1][7] Group 1: Product Features - MiTag Duo is the first Bluetooth tracker to receive official certification from both Apple and Google, allowing seamless integration with both platforms [1] - The device is priced at $19.99, making it an affordable option compared to competitors that offer dual-system trackers at a higher price [3][7] - MiTag Duo does not require a subscription for basic features such as location history and alerts, unlike competitors like Tile which charge an annual fee [3] Group 2: Competitive Advantages - MiTag Duo allows users to switch between iPhone and Android without needing to purchase new trackers, a feature not offered by rivals for under $20 [3] - The product utilizes the same encrypted, crowdsourced location network trusted by both iOS and Android users, ensuring security and reliability [3] - Pairing the MiTag Duo is straightforward, using familiar workflows from existing Apple and Google apps, eliminating the need for additional installations or accounts [3] Group 3: Limitations - MiTag Duo requires a reset when switching between iOS and Android due to different encryption keys used by Apple and Google [7] - Unlike some competitors, MiTag Duo does not feature Ultra-Wideband (UWB) technology for precision finding, relying instead on standard Bluetooth [7] - The device uses a replaceable CR2032 battery, which may be less eco-friendly compared to rechargeable options offered by some competitors [7]