"Ain't" may be used by folks to convey an idea, message or other similar communication of intelligent thought, however, those of us reading ''ain't" reserve the right to judge your idea, message or communicated thought as being poor quality by your choice to use "ain't"
There, everyone happy now? You have the right to sound ignorant, but we have the right to think your ignorant.
"If it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic." - Lewis Carroll, 1871