But femtocells are very close to Wi-Fi[1], and owned by oligopolies. Where's the benefit in that ? [1]the biggest difference of 4G over WiFi is concentrated c

But femtocells are very close to Wi-Fi[1], and owned by oligopolies. Where's the benefit in that ? [1]the biggest difference of 4G over WiFi is concentrated coordination , but this could be achieved for Wi-Fi too.