It is no secret that I am not an admirer of the Adobe product line. "Bloated" is the first word that comes to mind...
I know that Adobe does a couple products that are quite complex (photoshop) and those we expect to be large in size, but, there is no reason for a simple rendering tool like the Adobe Reader to be so large, gobble up so much memory and take an eternity to fully launch.
As an alternative, I use Foxit PDF reader and have used it for several years. I would recommend this one blindly as it is lightning fast, very light and does its job very well...it lets me read PDF's....for free, with no ads or anything... [you can get it here]
There are plenty of alternatives, some with more capabilities than others, but here is a post with about 30 other options for PDF readers.
Read more: http://www.cartridgesave.co.uk/news...