A thousand or a million people using tablets to do their 'INDIVIDUAL' thing is not at all impressive.
What would be impressive would be a thousand or a million people using tablets to work collaboratively together toward accomplishing something beneficial for everyone in the group.
From this perspective Apple has utterly failed us even as it has succeeded spectacularly for the people who work at Apple and who have Apple shares to sell to others who hope to be able to sell those shares to yet others for a greater amount of money.