Title text:
Turning in other directions can be accomplished by using a magnetized centerboard and ocean currents, since a current flowing through a magnetic field induces a Laplace force.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3090/
Are you the bot author? If so have you considered using Lemmys alt text field directly? This would display the text with the image is some clients like voyager. It would also federate to Mastodon (post body doesn’t federate). You could also keep the text in the post body and do it both places :)
I am not, that appears to be @deebster@programming.dev