text_combined: comparative method recent discussion limitations comparative method contained several assertions limitations used justify resistance proposals remote relationships including amerind nostratic knowledge absolutely false every instance aware perceived temporal limitations comparative method mentioned way explaining relationships beyond certain degree remoteness consensus way making predictions historical linguistics ultimately able achieve know single instance someone argued proposed relationship associated timedepth x years exceeds temporal limits comparative method therefore proposal must wrong anyone provide evidence argument made would interested particular case amerind objections twofold data riddled errors b argument sort historical linguists consider probative since greenberg ruhlen apply comparative method disbelief claims could rationally based perceived limitations comparative method ironically even greenberg ruhlen attempt apply comparative method amerind would provide good instance hypothetical argument since even conservative estimates timedepth possible comparative method range 610ky cand since greenberg ruhlen adhere low chronology peopling americas places roughly 12ky bp date amerind radically exceed perceived limits comparative method sum whatever validity proposed temporal limits comparative method agree limits far exact view anything reactions greenberg work amerind similar work redherring evaluate proposals look data look methodology alleged generally unknowable motivations critics think irrelevance ad hominem arguments except matters credibility witnesses would need repeated constantly bill poser bill poser first nations studies university northern british columbia 3333 university way prince george british columbia v2n 4z9 canada 604960 6692