As a new Samsung phone owner, Bixby gets my vote for the most obnoxious “assistant” since Clippy.
You just have to talk to it properly:
https://www.instagram.com/p/BS9bUChldQn/
Aside from that, the highest function of Alexa is to play college and community radio. As in “Alexa! play WFMU”. It does a surprisingly good job of that.