The one thing missing in most pitches, and probably the top reason most queries get rejected, is clarity. (thewritelife.com)
Other bots, and this includes the Assistant bot on the Google Home speaker and on many smartphones, does work fine for most queries, but it's still playing catch - up with Alexa, which now supports tens of thousands of «skills» (extension to the device such as trivia games and the ability to read a kid's book) and smart home products. (inc.com)
As with most cryptocurrency exchanges, online reviews of their customer service response has been mixed, but it doesn't appear that there are any major problems with response times, with most queries consistently replied within 24 hours. (captainaltcoin.com)