DB<32> p "$A $B"
abbaba babbaaaa
  DB<33> no feature 'bitwise'; print 'abbaba' & 'babbaaaa'
``b``a
  DB<34> no feature 'bitwise'; print $A & $B
0
  DB<35> no feature 'bitwise'; print "$A" & "$B"
``b``a
  DB<36> print "$A" & "$B"
0
  DB<37>