Traffic on California Highways in the 1950s

Psst, Californians - did today's traffic jams on the 5 and the 405 make you wish for the good ol' days? You know, when the freeways flowed freely like a wild river?

Well, maybe not. According to this clip by YouTube user dave86a, traffic on California highways were already bad in the 1950s! Link [embedded YouTube clip]