Ghosting someone is rude.
Rodney has been going on a few dates with Alex and isn't really feeling much chemistry with them.
Rodney wants to end the relationship before it gets too serious.
Rodney explains to Alex that he likes them but isn't feeling the romantic vibe.
Rodney decides to just stop texting Alex altogether and start seeing someone else.
Rodney maintains a positive impression with Alex, and they are able to remain friends.
Rodney runs into Alex out in public one day and gets yelled at.