Nor does it do well-spoken adults all that well.  This is typical of what I’ve been getting from GV’s automatically-transcribed voicemails:

hey ted it’s pages check in with you you know everything with tonight i assume it went well really sorry i missed you but i’ve got night here you know we always have renewal company picnic i think we’re gonna do this invite you to please there and get introduction do a whole bunch of people you would otherwise fine one more quick thing and i should you ever get a response back from the okay i’ll see you like i said two outs used a stand up guy all the way through and i know it’s a go over the whole hell kind of thing so you know i hope you got a response from imminent with something to your liking hey gimme a shout some time it’s convenient an update thanks bye

Good to know that Google Voice thinks my contact wants me to “do a whole bunch of people” and so forth. Haha.