As one already said, you cannot see this all in one day (we were given a special viewing for IEEE Sections Congress from 7-10pm and only got to see half of it while running through the rest)
1st & 3rd Saturdays - catch the brilliant PDP-1 demo and play the first computer with explosions - Spacewar! from 1962. I meet it's author Steve 'Slug' Russell!
President Obama participated in “Putting America Back to Work: LinkedIn Presents a Town Hall with President Obama.” At the town hall the President answered questions about job creation & the economy. Read more
From what I saw it isn't worth the price of admission. Not enough exibits to hold interest for more than half an hour. Better off at the Tech Museum in San Jose.