I found them really good and far above many other 'finals' of long running sit-coms, but the ending was pre-determined by the plot lines in the Big Bang Theory.
I am biased, as my BIL has been involved with the show since the beginning.
Wondering about Georgie and Mandy new show in Fall Who will play Sheldon if he is in it? Hope they leave Mary out, her bug eyes creep me out? I guess Georgie becomes the Tire King. Father G®