Out of 5:
1.5 - ribs taco: smothered in too much sauce
2.5 - chicken taco: very spicy
2.5 - duck quesadilla
1.5 - Value: small proportions, especially the "to share - or NOT to share", which are kind of impossible to share.
If you want good tacos, also give Las Palmas Carniceria a shot.