For a before and after comparison, try the program below in the older and newer versions of BAM.

PRINT "'' Test consecutive apostrophes."
PRINT "   Test consecutive spaces."
PRINT "// Test consecutive slashes."
PRINT "__ Test consecutive underscores."
PRINT "^^ Test consecutive carets."
PRINT ",, Test consecutive commas."
PRINT "     (An interim work-around, space inserted between commas.)"
PRINT "~~ Test consecutive tildes."
PRINT "`` Test consecutive backticks."
PRINT "@@ Test consecutive At signs."
PRINT "-- Test consecutive dashes."

Results in the older version of BAM

Results in the newer version of BAM