9 | | * Add a kind {{{Fact}}} for constraints, so that, e.g. {{{Monad :: (* -> *) -> Fact}}}; |

10 | | * Close {{{Fact}}} under tuples, so {{{(F1, .. Fn) :: Fact}}} iff each {{{Fi :: Fact}}}; |

11 | | * Allow nested tuple constraints, with componentwise unpacking and inference, so if {{{Stringy x = (Read x, Show x)}}}, then {{{(Stringy x, Eq x)}}} is a valid constraint without flattening it to {{{(Read x, Show x, Eq x)}}}; |

12 | | * Allow (rather, neglect to forbid) the use of {{{type}}} to introduce synonyms for Fact(-constructing) things; |

| 9 | * Add a kind {{{Fact}}} for constraints, so that, e.g. {{{Monad :: (* -> *) -> Fact}}}. |

| 10 | |

| 11 | * Close {{{Fact}}} under tuples, so {{{(F1, .. Fn) :: Fact}}} iff each {{{Fi :: Fact}}}. |

| 12 | |

| 13 | * Allow nested tuple constraints, with componentwise unpacking and inference, so if {{{Stringy x = (Read x, Show x)}}}, then {{{(Stringy x, Eq x)}}} is a valid constraint without flattening it to {{{(Read x, Show x, Eq x)}}}. |

| 14 | |

| 15 | * Allow (rather, neglect to forbid) the use of {{{type}}} to introduce synonyms for Fact(-constructing) things. |

| 16 | |