FlyerTalk Evangelist
Join Date: Aug 2011
Location: Barcelona, London, on a plane
Programs: BA Silver, TK E+, AA PP, Hyatt Globalist, Marriott LT Plat, Hilton Diamond
Posts: 13,043
The crisis would have to continue for several months longer before TK would start thinking about extending the life of miles.
The more relevant concern is whether already-expired miles can be reinstated if the underlying award needs cancelling.