Nathan Kirsch , a St. Louis-based blogger who runs a website called Legit Reviews, has unearthed Charter's free Spectrum WiFi Internet hotspot at the O'Fallon, Missouri, Charter Communications Retail Office The news could hint at a larger play for Charter, which following its planned $78.7 billion acquisition of Time Warner Cable has been said to be interested in pursuing wireless. Charter CEO Tom Rutledge told Bloomberg that one of Charter's next moves would be to build out its WiFi business in homes and public spaces if the deal is approved.