Does Translating YouTube Video Titles And Descriptions Result In More Traffic?

In episode 220 of our weekly Hump Day Hangouts, one viewer asked whether translating YouTube video titles and descriptions results in more traffic.
The exact question was:
One more question please – I have been pitched software that translate your YT videos' title and description to multiple languages. Can this really help in getting more traffic from our videos on YT?
– Mayank
