With LTE now well into its second decade of operation — and with 5G now practically the default throughout much of the US — it shouldn’t come as much of a surprise that carriers are beginning to plan out the eventual retirement process for 4G. While Verizon and AT&T certainly won’t be far behind, it’s T-Mobile’s strategy we’re hearing about first, as the carrier intends to begin phasing out LTE in as little as two years. more…