According to the source, Trezor unveiled its new Safe 7 hardware wallet, marketed as anticipating a post-quantum future for private-key protection. Source: Trezor. For traders, the launch broadens self-custody options for BTC and ETH by keeping keys offline and away from exchange counterparty risk. Source: Trezor. Long-horizon holders should track vendor roadmaps to adopt NIST-selected post-quantum cryptography such as CRYSTALS-Kyber and Dilithium to mitigate future key exposure risks. Source: NIST. To gauge market impact, monitor hardware wallet sales updates alongside exchange BTC and ETH balance trends commonly watched by market participants. Source: Glassnode.