This is the second episode where Lisa develops something related to a social media website. The first was The D'oh-cial Network.
This is the first episode to air in 2016.
Lisa's blue highlight on her hair makes her resemble her non-canon future daughter, Zia Simpson.
The SWOT analysis on the bulletin board on the wall behind Lisa on "What if computers ran the world?" has a card reading "No more religion" in each one of the sectors. Matt Groening is proported to be an atheist.
Two thousand drachmas would be worth $6.39, not $0.
Euro was the currency in Greece at the time of this episode so 2000 drachmas were worth no dollar.
At the first coding class, Lisa was sitting behind Cosine, but when the kids were mocking Quinn because of her gender, Lisa was replaced by a tan-skinned boy with a cyan sweater. In later scenes, she's still sitting behind Cosine and the boy is beside her.