diff --git a/Usage.md b/Usage.md
index 85471d0..fe95cde 100644
--- a/Usage.md
+++ b/Usage.md
@@ -84,28 +84,29 @@ Use plugin `nbak` to backup configuration.
 | `NNN_OPENER="/path/to/custom/opener"` | custom opener (see plugin `nuke`) |
 | `NNN_BMS="d:$HOME/Documents;D:$HOME/Docs archive/"` <sup>1</sup> | key-bookmark pairs |
 | `NNN_PLUG='o:fzopen;m:nmount;x:!chmod +x $nnn'` <sup>1</sup> | key-plugin (or cmd) pairs |
-| `NNN_ORDER='T:/home/user/Downloads;s=/usr/bin'` | directory-specific ordering |
-| `NNN_ARCHIVE="\\.(7z\|bz2\|gz\|tar\|tgz\|zip)$"` <sup>2</sup> | archives [default: bzip2, (g)zip, tar]
-| `NNN_COLORS='1234'` (/`'#0a1b2c3d'`/`'#0a1b2c3d;1234'`) <sup>3</sup> <sup>5</sup>| context colors [default: '4444' (blue)] |
-| `NNN_FCOLORS='c1e2272e006033f7c6d6abc4'` <sup>4</sup> | file-specific colors |
-| `NNN_SSHFS='sshfs -o reconnect,idmap=user'` <sup>5</sup> | custom SSHFS cmd |
-| `NNN_RCLONE='rclone mount --read-only'` <sup>5</sup> | custom rclone cmd |
+| `NNN_ORDER='T:/home/user/Downloads;s=/usr/bin'` <sup>2</sup> | directory-specific ordering |
+| `NNN_ARCHIVE="\\.(7z\|bz2\|gz\|tar\|tgz\|zip)$"` <sup>3</sup> | archives [default: bzip2, (g)zip, tar]
+| `NNN_COLORS='1234'` (/`'#0a1b2c3d'`/`'#0a1b2c3d;1234'`) <sup>4</sup> <sup>6</sup>| context colors [default: '4444' (blue)] |
+| `NNN_FCOLORS='c1e2272e006033f7c6d6abc4'` <sup>5</sup> | file-specific colors |
+| `NNN_SSHFS='sshfs -o reconnect,idmap=user'` <sup>6</sup> | custom SSHFS cmd |
+| `NNN_RCLONE='rclone mount --read-only'` <sup>6</sup> | custom rclone cmd |
 | `NNN_TRASH=n` (`n=1: trash-cli, n=2: gio trash`) | use desktop Trash [default: delete] |
 | `NNN_SEL='/tmp/.sel'` | custom selection file |
-| `NNN_FIFO='/tmp/nnn.fifo'` <sup>6</sup> | FIFO to write hovered file path to |
+| `NNN_FIFO='/tmp/nnn.fifo'` <sup>7</sup> | FIFO to write hovered file path to |
 | `NNN_LOCKER='saidar -c'` | terminal locker |
 | `NNN_TMPFILE='/tmp/.lastd'` | always _cd on quit_ |
 | `NNN_HELP='pwy paris'` | run cmd, show o/p on help page |
-| `NNN_MCLICK='^R'` (/`'m'`) <sup>7</sup> | key emulated by middle mouse click |
-| `NO_COLOR=1` <sup>8</sup> | disable ANSI color output |
+| `NNN_MCLICK='^R'` (/`'m'`) <sup>8</sup> | key emulated by middle mouse click |
+| `NO_COLOR=1` <sup>9</sup> | disable ANSI color output |
 
 1. Key-bookmark and key-plugin pairs are listed in the help and config screen (key <kbd>?</kbd>).
-2. With `atool` or `bsdtar` and `(un)rar` installed you can have:
+2. Sort keys can be a/d/e/s/t/v (see option -T). Capitalize to reverse. Path must be absolute.
+3. With `atool` or `bsdtar` and `(un)rar` installed you can have:
 
        export NNN_ARCHIVE="\\.(7z|a|ace|alz|arc|arj|bz|bz2|cab|cpio|deb|gz|jar|lha|lz|lzh|lzma|lzo|rar|rpm|rz|t7z|tar|tbz|tbz2|tgz|tlz|txz|tZ|tzo|war|xpi|xz|Z|zip)$"
 
    `bsdtar` can extract, list and `archivemount` can mount ISO 9660 cdrom images (extn: iso).
-3. Understands 8 color, xterm 256 color or both.
+4. Understands 8 color, xterm 256 color or both.
 
 <p align="center"><img src="https://user-images.githubusercontent.com/1482942/93023823-46a6ba80-f5e1-11ea-9ea3-6a3c757704f4.png" /></p>
 <p align="center"><i>Hexadecimal numbers representing xterm 256 colors, note that the width has to be 2, e.g. "5" becomes "05"</i></p>
@@ -113,7 +114,7 @@ Use plugin `nbak` to backup configuration.
    - 8 colors numbers: 0-black, 1-red, 2-green, 3-yellow, 4-blue (default), 5-magenta, 6-cyan, 7-white.
    - To specify xterm 256 color hex numbers, prefix with `#` (2 symbols per context).
    - To specify both, export 256 color hex numbers followed by 8 color number as fallback, separated by `;`.
-4. Specify file-specific colors in xterm 256 color hex numbers (2 hex symbols per color).
+5. Specify file-specific colors in xterm 256 color hex numbers (2 hex symbols per color).
 
    Order is strict, use `00` to omit/use default terminal color. Defaults:
 
@@ -136,10 +137,10 @@ Use plugin `nbak` to backup configuration.
    - To force the 8-color scheme use option `-C`.
    - If xterm 256 colors aren't supported, 8-color scheme will be used.
    - More [Themes](https://github.com/jarun/nnn/wiki/Themes).
-5. `nnn` v2.9 and below have `NNN_CONTEXT_COLORS`, `NNN_SSHFS_OPTS` and `NNN_RCLONE_OPTS`.
-6. If the FIFO file doesn't exist it will be created, but it will never be removed.
-7. Only the first character is considered if _not_ a `Ctrl-key` combo.
-8. Overridden by `NNN_COLORS`.
+6. `nnn` v2.9 and below have `NNN_CONTEXT_COLORS`, `NNN_SSHFS_OPTS` and `NNN_RCLONE_OPTS`.
+7. If the FIFO file doesn't exist it will be created, but it will never be removed.
+8. Only the first character is considered if _not_ a `Ctrl-key` combo.
+9. Overridden by `NNN_COLORS`.
 
 ## Program options