The impact on the international offshore wind industry of GE’s unveiling earlier this year of its 12MW Haliade-X can hardly be overstated. The sector’s grand ambitions have found form in the machines that been scaled up at top speed from 6MW to 9MW in recent years, but the newest addition to the global fleet is the first that promised to make the market-transforming economics of zero-subsidy European wind farms in the 2020s possible.