(TrendHunter.com) SOS is making broken, out-of-stock tampon machines a thing of the past with interactive vending machines that share personal care and beauty products from popular beauty brands. As SOS co-founder... (TrendHunter.com) SOS is making broken, out-of-stock tampon machines a thing of the past with interactive vending machines that share personal care and beauty products from popular beauty brands. As SOS co-founder...