With the very low mintages these two modern day coins have, does it seem worthy to save them for grand-kids for say 25 years from now, as Semi-Key dates. I've been CHR for two years now and have several rolls each. Your comments.
I think even 25 years from now, they will only be worth face value. Even though the 2009-P and 2009-D mintages were lower than 2008 or 2010, they still made roughly 150M of those coins:
At best, you could have them graded and hope to get the "full bands" (FB) designation, but unless you are good at identifying FB, it may not be worth it. And then you have to consider grading fees as well. Here are the current PCGS price guide figures just to give you an idea: