chore: Apply suggestions from code review

main/glossary/README.md

@@ -350,8 +350,8 @@ Keys can be used as elements of CopySets and CopyBags and as keys of CopyMaps (s
 
 ## Keyword
 
-A *Keyword* is a string that is an ASCII-only [identifier](https://developer.mozilla.org/en-US/docs/Glossary/Identifier)
-and starts with an upper case letter.
+A *Keyword* is a string that is an ASCII-only [identifier](https://developer.mozilla.org/en-US/docs/Glossary/Identifier),
+starts with an upper case letter, and is not equal to "NaN" or "Infinity".
 See **[Zoe Data Types](/reference/zoe-api/zoe-data-types.md#keyword)**.
 
 ## Mint

main/guides/js-programming/far.md

@@ -104,8 +104,10 @@ this prevents malicious clients from playing tricks with cyclic data etc.
 The `farName` parameter gives the `Remotable` an _interface name_ for debugging purposes, which only shows
 up when logged through the `console`, for example with `console.log`.
 
-The `objectWithMethods` parameter should be an object whose properties are the functions serving
-as the object's methods.
+The optional `objectWithMethods` parameter should be an object
+whose properties are the functions serving as the object's methods.
+It MUST NOT already be hardened or even frozen (though `Far()` will harden it before returning successfully).
+If not provided, a new empty object will be used.
 
 Before succeeding, the `Far()` function:
 

main/reference/zoe-api/zcfmint.md

@@ -17,21 +17,20 @@ Returns an **IssuerRecord** containing the **[Issuer](/reference/ertp-api/issuer
   - **zcfSeat**: **[ZCFSeat](./zcfseat.md)** - Optional.
   - Returns: **ZCFSeat**
 
-All **amounts** in *gains* must be of this **ZCFMint**'s **[Brand](/reference/ertp-api/brand.md)**.
-The *gains*' **[Keywords](./zoe-data-types.md#keyword)** are in that **seat**'s namespace.
-Mint the *gains* **Amount** of assets and add them to
-that **seat**'s **[Allocation](./zoe-data-types.md#allocation)**. If a **seat** is provided,
-it is returned. Otherwise a new **seat** is returned.
+All **amounts** in *gains* must be of this **ZCFMint**'s **[Brand](/reference/ertp-api/brand.md)**
+and the *gains*' **[Keywords](./zoe-data-types.md#keyword)** should be defined by the contract instance in which *zcfSeat* is participating.
+If *zcfSeat* is not provided, a new **seat** is used.
+Mints the *gains* **Amount** of assets and adds them to *zcfSeat*'s **[Allocation](./zoe-data-types.md#allocation)**, then returns *zcfSeat*.
 
 ## aZCFMint.burnLosses(losses, zcfSeat)
   - **losses**: **[AmountKeywordRecord](./zoe-data-types.md#keywordrecord)**
   - **zcfSeat**: **[ZCFSeat](./zcfseat.md)**
   - Returns: None
 
-All **amounts** in *losses* must be of this **ZCFMint**'s **[Brand](/reference/ertp-api/brand.md)**.
-The *losses*' **[Keywords](./zoe-data-types.md#keyword)** are in that **seat**'s namespace.
-Subtract *losses* from that **seat**'s **[Allocation](./zoe-data-types.md#allocation)**, then
-burn that **amount** of assets from the pooled **[Purse](/reference/ertp-api/purse.md)**.
+All **amounts** in *losses* must be of this **ZCFMint**'s **[Brand](/reference/ertp-api/brand.md)**
+and the *losses*' **[Keywords](./zoe-data-types.md#keyword)** must be defined by the contract instance in which *zcfSeat* is participating.
+Subtracts *losses* from *zcfSeat*'s **[Allocation](./zoe-data-types.md#allocation)**, then
+burns that **amount** of assets from the pooled **[Purse](/reference/ertp-api/purse.md)**.