Elon Musk Urges Twitter Followers To Use WhatsApp Rival

Elon Musk encouraged his Twitter followers to use WhatsApp rival messaging app, Signal. Elon Musk urged his Twitter followers to use Signal, a messaging app. As a result, the stock price of an unrelated company with a similar name skyrocketed. Signal Advance’s shares surged 91 percent on Friday to $7.19. On Thursday, and the stock