Few reasons for me: * HDMI and DP alt modes make laptop docks a lot cheaper and more universal * Don't need an OTG cable to use a Type-C device on my Type-C p

Few reasons for me: * HDMI and DP alt modes make laptop docks a lot cheaper and more universal * Don't need an OTG cable to use a Type-C device on my Type-C phone * Potential Thunderbolt 3 port reuse