If the faces of the AOL Instant Messenger conversations of yore were to attain sentience and corporeal forms, the design of the post-apocalyptic world of The Great Emoticon is arguably what that reality would look like. The trailer released by developer Hit That Switch last week looks to be another entry into the top-down action-adventure genre carved out by the earlier entries of The Legend of Zelda. The unnamed protagonist, using the all-mighty emoticon emotional energies of glad, mad and sad, must persevere through pleasantly vibrant monster designs, reminiscent of what someone thought a computer virus looked like back in the ‘90s, to…