David LaBruyere (Bass), Nir Z (Drums), and Brandon Bush (Keyboards).
Collectors searching for specifically want FLAC because it offers:
Room for Squares is a litmus test for your audio gear. Because Mayer is a guitarist first, the album is filled with dynamic, transient-heavy information (acoustic guitars, fingerpicking, percussive slaps). Lossy codecs hate transient information; they smear it.