Speak in tongues. Is it really a gift from God or just more fanatical behavior from zealots?

THE SECOND FALL. The offbeat apocalypse of a more offbeat return of Yeshua. https://www.amazon.com/SECOND-FALL-Charles-Hurst/dp/B08RR9SJFM

If you would like to read a novel about what I think the Apocalypse would be like if Christ ever returned (a tale the fundamentalist will despise) click the link below. And may God bless you---just not the God that floods an entire world.
THE SECOND FALL. By Charles Hurst
https://www.amazon.com/SECOND-FALL-Charles-Hurst-ebook/dp/B08RXKYBPN/ref=tmm_kin_swatch_0?_encoding=UTF8&qid=1657575473&sr=8-2

SOURCES (Besides your common sense)
https://en.wikipedia.org/wiki/Speaking_in_tongues
http://newtheologicalmovement.blogspot.com/2011/06/did-apostles-speak-in-tongues.html
https://www.youtube.com/watch?v=s9Ep0WHAsIY
https://mindhacks.com/2006/11/09/the-neuroscience-of-speaking-in-tongues/
https://biblia.com/bible/esv/acts/2/4
https://www.ucg.org/beyond-today/blogs/speaking-in-tongues-is-it-the-language-of-god
https://biblia.com/bible/esv/acts/2/11-12