@@ -15,10 +15,10 @@ text, but there's no predefined mark for it. This is
1515
1616```
1717/? 314
18−|_ cod=@t
18+|_ cod/@t
1919++ grab
2020 |%
21− ++ atom |=(arg=@ `@t`(scot %ud arg))
21+ ++ atom |=(arg/@ `@t`(scot %ud arg))
2222 --
2323++ grow
2424 |%
@@ -34,7 +34,7 @@ case, the argument is the marked data.
3434
3535There are three possible top-level arms in the `|_` core,
3636`++grab`, `++grow`, and `++grad`. `++grad` is used for revision
37−control, and it's covered elsewhere. `++grab` specifies
37+control, and is covered elsewhere. `++grab` specifies
3838functions to convert from another mark to the current mark.
3939`++grow` specifies how to convert from the current mark to
4040another one.
@@ -42,16 +42,14 @@ another one.
4242In our case, we only define one arm in `++grab`, namely `++atom`.
4343This allows us to convert any atom to a cord. `++scot` is a
4444standard library function in `hoon.hoon` which pretty-prints
45−atoms of various types. We want tot treat the atom as an
45+atoms of various types. We want to treat the atom as an
4646unsigned decimal number, so we give `%ud` and the given argument
4747to `++scot`. Thus, the form of an arm in `++grab` is
4848`|=(other-mark-type this-mark-value)`.
4949
5050In `++grow`, we just convert to the `md` mark, which is just a
5151`@t` internally, but it has fancy conversion functions to things
52−like html. `++md` isn't a function because the "argument" is the
53−`cod=@t` on the `|_` line. We just produce the new value
54−directly.
52+like html. `++md` isn't a function because the "argument" is already a `@t`, so we can just produce the new value directly.
5553
5654Let's play around a bit with this mark. First, let's take a
5755marked atom and convert it to our new mark.
@@ -87,7 +85,7 @@ Let's play around a little more:
8785]
8886```
8987
90−Ooh, that was exciting. If you squint at that, but it looks an
88+That was exciting. If you squint at that, it looks an
9189awful lot like html. Our value `17` is still in there, in the
9290body. `urb` is the mark we render most web pages to. It makes
9391sure you have a complete skeleton of a web page. Of course, by