MAD WORLD! Elon Musk told his followers to 'use Signal,' leading to 1,100% surge in unrelated stock with similar name. Signal app has nothing to do w/a small comp, Signal Advance, whose stock multiplied 12fold in 2days. Similar things have happened to Zoom https://t.co/kxU27crrGK pic.twitter.com/4GkVH0YpQh

— Holger Zschaepitz (@Schuldensuehner) January 9, 2021