I hardly doubt Bernie will be "forgotten" so quickly. He really impacted a lot of the youth and brought Hillary more left.
Hillary faded to the background in 08 after she lost, and her campaign was 10X bigger than Bernie's.
All losers fade to the bg, and their supporters fall in line.
Missouri
Bernie 10,038 votes ahead of Hillary. 41% vote in. 51.2% to 47.4%
Bernie 6,914 votes ahead of Hillary. 54% vote in. 50.4% to 48.4%
Bernie 7,645 votes ahead of Hillary. 56% vote in. 50.4% to 48.4%
Bernie 11,794 votes ahead of Hillary. 62% vote in. 50.8% to 48.0%
Bernie 11,495 votes ahead of Hillary. 63% vote in. 50.8% to 48.0%
Bernie 10,649 votes ahead of Hillary. 64% vote in. 50.7% to 48.1%
Bernie 12,142 votes ahead of Hillary. 66% vote in. 50.8% to 48.0%
Bernie 12,158 votes ahead of Hillary. 70% vote in. 50.7% to 48.1%
Bernie 11,887 votes ahead of Hillary. 85% vote in. 50.6% to 48.3%
Bernie 11,959 votes ahead of Hillary. 85% vote in. 50.6% to 48.3%
Bernie 9,059 votes ahead of Hillary. 89% vote in. 50.3% to 48.6%
Bernie 4,779 votes ahead of Hillary. 94% vote in. 49.9% to 49.0%
Bernie 2,125 votes ahead of Hillary. 96% vote in. 49.7% to 49.3%
Hillary 1,199 votes ahead of Bernie. 99% vote in. 49.6% to 49.4%