Or could be blatantly obvious, since the art of sarcasm revolves around the masterful manipulation of facial expression coupled with a sardonic tone, the lack of these require you to up the sarcasm factor a few notches.
See but we can not see your Facial Expressions nor can we hear your Sardonic tone, So our sarcasm factor Solely depends on our interpretation of the writers words. So if you said for example what you said.
Bish please, not everyone probes the computer for a few symbol notations.
The only sarcastic remark in this sentence would be "Bish Please", the "Not everyone probes the computer for a few symbol notations" Would be considered more of a Sarcastic Statement if anything.