French TV software player SoftAtHome launched the O2 Czech Republic smart box at IBC this week, built by KaonMedia on a Broadcom chip. It also showed off “voice” capabilities, cut an extended deal with Orange and extended its Smart WiFi to include Quantenna chips. SoftAtHome is also behind the O2 Czech upgrade to the WiFi system which is needed as the home gateway was upgraded to 250 Mbps using what some call VDSL3, but which most call V-Plus or simple VDSL 35b, which uses 35 MHz of spectrum in the baseband, over twisted pair rather than 17 MHz and has to be used with vectoring to get the best outcome. Performances can go up to 360 Mbps, but it is…