SDVI(.0005x.0006) FB tonight... launched Cryptocurrency& "BIG ANNOUNCEMENTS COMING" see link: https://investorshub.advfn.com/boards/read_msg.aspx?message_id=165568618 https://investorshub.advfn.com/uimage/uploads/2021/8/22/hxpdtSDVI_big_tweet_--_they_just_launched_AI_crypto.png also on company Twitter: https://twitter.com/SigDevices https://investorshub.advfn.com/uimage/uploads/2021/8/22/zpwmjSDVI_2.jpg also on company website: https://www.signaturedevices.com/ -- which is in fact website listed at otcmarkets: https://www.otcmarkets.com/stock/SDVI/profile0