I agree with all that, and then some.
The execution of the transition between red ink and red wire has been done perfectly.
You truly are a master of this kind of evocative photography with some in-camera special FX.
But the idea is beautiful in itself too, with that swirl of ink (suspended in the air) making a subtle heart shape.
So this letter surely must be a love letter.
And that makes me turn to your (non-)title.
Some Stupid Title.
Either you have a very active subconscious, or you are a genius of suggestive wordplay.
"And then I go and spoil it all, by saying/writing something stupid like I love you."