Backslash escapes interpreted when pasting text into emulator

Pasting raw text

10 REM \ \!\"\#\$\%\&\'\(\)\*\+\,\-\.\/
20 REM \0\1\2\3\4\5\6\7\8\9\:\;\<\=\>\?
30 REM \@\A\B\C\D\E\F\G\H\I\J\K\L\M\N\O
40 REM \P\Q\R\S\T\U\V\W\X\Y\Z\[\\\]\^\_
50 REM \`\a\b\c\d\e\f\g\h\i\j\k\l\m\n\o
60 REM \p\q\r\s\t\u\v\w\x\y\z\{\|\}\~

into emulator results in

10 REM  !"#$%&'()*+,-./                                                         
20 REM 0123456789:;<=>?                                                         
30 REM @ABCDEFGHIJKLMNO                                                         
40 REM PQRSTUVWXYZ[\]^_                                                         
50 REM `abcdefghijklm                   
o                                       
Syntax error                            
Ok                                                                              

60 REM pqrstuvwxyz{|}~

@curl --data-binary @file.txt http://aqplus/keyboard
sends all keystrokes as expected

fvdhoef / aquarius-plus

Backslash escapes interpreted when pasting text into emulator #58