Comment on ‘‘Anomalous spectral weight transfer at the superconducting transition of ${\mathrm{Bi}}_2$${\mathrm{Sr}}_2$${\mathrm{CaCu}}_2$${\mathrm{O}}_{8+\mathrm{\delta }}$’’

Anomalous spectral weight transfer at the superconducting transition of ${\mathrm{Bi}}_2$${\mathrm{Sr}}_2$${\mathrm{CaCu}}_2$${\mathrm{O}}_{8+\mathrm{\delta }}$

Two crucial experimental tests of the resonating valence bond–Luttinger liquid interlayer tunneling theory of high-Tcsuperconductivity