Under the initiative, either Singapore Changi Airport (SIN) or Seletar Airport (XSP) will be used as a testbed to co-develop what CAAS describes as a “comprehensive readiness framework” for integrating open-fan engines and next-generation aircraft into existing airport operations. The work will cover aircraft and engine design considerations, airport infrastructure modifications, changes to operational procedures, safety standards and regulatory processes.
They're claiming 20% more fuel efficiency which would be huge, but at the expense of a metric fuck load of moving parts. Also who the fuck knows that happens if you have to make a gear up landing with these things
Tarmac will definitely be closed for a while
There would probably be less damage than from a conventional turbofan hitting it - the blades would shatter rather than the cowling digging in.