Plume started this week with two new customer deals, signing Cogeco subsidiary Atlantic Broadband in the USA and Virgin Media in the UK, and now claiming to support over 21 million homes globally. Thankfully, Plume does appear to have eased off on its smart home claims, and is building up a head of steam to try and close the gap on rival AirTies. The latter claims to support over 30 million homes, with AT&T and Sky being its flagship customers. Sky’s proximity to Plume’s own flagship, Comcast, is cause for concern, should leadership try a shiny consolidation efficiency drive, but AirTies added Go Malta this week, via consulting from Divitel. Maltese homes are often stone-built and span over four floors,…