what the hell ?

tx_est

why waste time posting some nonsense, somthing like below for so many people. What is going on?
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* ^$ O5 _. E! f8 w& @) v5 T？？？？？？？
5 q  `4 P9 o8 Q6 K% S4 X$ @see see
kankan
dududududu
dededededededede
oooooooooo
: V: c0 e0 t, Hkkkkkkkkkkkkkkkkkkkkkkkkkkkkaaaaaaaaaaaaaaaaaaaannnnnnnnnnnnnnnnn
$ R. K. L; ]# j! m# n7 z  t) u看看看看看
' H+ ~1 M" m2 M! p看看看看看看
aa
aaaaaaa
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kan kan
2 b- a2 _: ~$ ?# z2 Z% H7 lkankan
see see see see see see see

......
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( T4 G( ~" {- _+ Q9 wetc.