All things considered, "A Tale of Two Cities" was an episode about futility, hypocrisy, and, in a roundabout way, teamwork.
"The Hierophant" had everything a penultimate episode needs in order to be a success, resolving a few—but not all—of the mysteries that have plagued Da Vinci's Demons' characters since the beginning of the season.
The only two characters who managed to escape this episode relatively unscathed were Don and Ted—the two poles of Planet SCDP/CGC that, after some initial bumpy adjustments, appear to be complimenting one another quite well after all.
As the clock wound down on the series, it became apparent that, while Cathy Jamison was the main attraction and her death was the featured event after four seasons of buildup, the stories that seemed to matter most were those…
After a string of legitimately great episodes following the six-month mid-season hiatus, it was inevitable that Warehouse 13 would eventually hit a snag.
"The Crash" was a jumbled mess of narratives bouncing off one another at a breakneck speed that seemed to reaffirm the cynicism of the late '60s, as well as the cynicism of Don Draper and how easily it spreads to everyone he interacts with.
I've found that my favorite flavor of Da Vinci's Demons is when it's completely batshit and readily embraces its weirdness, blatantly refusing to take itself too seriously.
Despite not being the most suspenseful or exciting or even particularly happy finale, "The Bon Voyage Reaction" is an important episode in The Big Bang Theory's extensive canon.