Validity of Marcott et al. PART II

WUWT
"The Marcott et al. conclusion that “Global temperatures are warmer than at any time in at least 4,000 years” is clearly contrary to measured real-time data and thus fails the Feynman test, i.e., it is are wrong. ......The Marcott et al. conclusion that “Global temperature….. has risen from near the coldest to the warmest levels of the Holocene within the past century.” A heat spike like this has never happened before, at least not in the last 11,300 years” is clearly contrary to measured real-time data and thus fails the Feynman test, i.e., their conclusion is wrong. ........"