when Bishop points to the symbol that supposedly means fountain it is east of the rough Texas drawing on the map putting it in Louisiana. They then travel to Odessa which is in West Texas 540 miles away from Louisiana.
At 18:46 -When young Spooner falls down she touches a Styrofoam "rock" which moves.
When young Esperanza tells John her name, what her mouth says does not match the audio.
From 20:00 -Once again a character says: "This is my only chance..." to do something about the past.
While it is young Spooner who cuts her hand on the Styrofoam "rock" it is the old Spooner who sports a bandage on her hand.
If Esperanza saves her mom, her mom not having died can have unknown repercussions on the timeline.