You can effectively do this today with high-end SAE L1.5 systems like Cadillac Super Cruise and Volvo Pilot Assist. We really are on the cusp of L2 highway aut

You can effectively do this today with high-end SAE L1.5 systems like Cadillac Super Cruise and Volvo Pilot Assist. We really are on the cusp of L2 highway autonomy, and will get there in 2020 as originally envisioned. This WSJ article is insufficiently researched.