Not depending on industry specialists that have to retain talent & tools for a 15 year gap in their order books probably helps competing with complex containmen

Not depending on industry specialists that have to retain talent & tools for a 15 year gap in their order books probably helps competing with complex containment structures. They can buy some fairly premium drill bits and still be the lowest bid, if only they can be trusted to promise more realistic service entry date than contemporary "13 years behind schedule" designs.