Some Nice Records, Some High Prices

If you check on eBay now, there’s a seller from New York who has dozens of interesting jazz records at really, really, really high prices. Here are a few examples: Charlie Mariano, New Sounds from Boston, Prestige 130. This 10-inch LP is in VG/G condition. The buy-it-now price is $149. The Gigi Gryce/Clifford Brown Sextet, Blue Note 5048. This 10-inch LP is in VG+/VG+ condition. The asking price is $899.  Jazz at Massey Hall Volume 1, Debut 2. This 10-inch LP is in VG+/VG+ condition. It has an asking price of $799. And what do you make of this one: Lester Young, Pres  Is Blue, Charlie Parker Records 405. This is in m-/VG+ condition and has an asking price of $159. Did this record become a collectible while we weren’t looking here at Jazz Collector?