I found that pasting a 'long dash' character into a pier page results in
the contents being rendered like so
—
<���?���x���m���l���
���v���e���r���s���i���o���n���=���"���1���.���0���"���
���e���n���c���o���d���i���n���g���=���"���U���T���F���-���8���"���?���>���<���!���D���O���C���T���Y���P���E���
���h���t���m���l��� ���P���U���B���L���I���C���
���"���-���/���/���W���3���C���/���/���D���T���D��� ���X���H���T���M���L���
I am using the standard WAKom.
best regards
Keith
==
fyi: using pier-beta in 3.10 dev image