After reading Perl Idioms Explained - $|++, I ended up with this. (Works on DOS at least, plus random errors once a while.) 
$|=1;$"="\r";for(1..20){print(chr(0b100000)x rand(40),"Perl@{['','']}"
+);print("@{[chr(0x1f+sleep(1))]}"x80,chr(0b1101))}

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In reply to wandering perl by chunlou

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