The 5G rollout has been slow and underwhelming, not delivering on its promised benefits. But there are blue skies ahead as 5G advancements finally arrive. Discussions about 6G are well underway — but don't expect it to arrive for several years. A few years ago, carriers and tech companies were heralding the arrival of 5G and hyping its possibilities. This would be a boon for autonomous driving and the connected home.