diff --git a/docs/usury.md b/docs/manifesto/usury.md
similarity index 100%
rename from docs/usury.md
rename to docs/manifesto/usury.md
diff --git a/docs/setup/set_up_build_environments.md b/docs/setup/set_up_build_environments.md
index f5857df..620af7a 100644
--- a/docs/setup/set_up_build_environments.md
+++ b/docs/setup/set_up_build_environments.md
@@ -499,15 +499,15 @@ For example:
 
 ```terminal_image
 root@example.com:~#lsblk -o name,type,size,fsuse%,fstype,fsver,mountpoint,UUID
-NAME   TYPE  SIZE FSTYPE MOUNTPOINT UUID
-sda    disk   20G                   
-├─sda1 part   33M vfat   /boot/efi  E470-C4BA
-├─sda2 part    3G swap   [SWAP]     764b1b37-c66f-4552-b2b6-0d48196198d7
-└─sda3 part   17G ext4   /          efd3621c-63a4-4728-b7dd-747527f107c0
-sdb    disk   20G                   
-├─sdb1 part   33M vfat              E470-C4BA
-├─sdb2 part    3G swap              764b1b37-c66f-4552-b2b6-0d48196198d7
-└─sdb3 part   17G ext4              efd3621c-63a4-4728-b7dd-747527f107c0
+NAME   TYPE SIZE UUID                                 FSTYPE MOUNTPOINT
+sda    disk 20G
+├─sda1 part 33M  E470-C4BA                            vfat   /boot/efi
+├─sda2 part  3G  764b1b37-c66f-4552-b2b6-0d48196198d7 swap   [SWAP]
+└─sda3 part 17G  efd3621c-63a4-4728-b7dd-747527f107c0 ext4   /
+sdb    disk 20G
+├─sdb1 part 33M  E470-C4BA                            vfat
+├─sdb2 part  3G  764b1b37-c66f-4552-b2b6-0d48196198d7 swap
+└─sdb3 part1 7G  efd3621c-63a4-4728-b7dd-747527f107c0 ext4
 sr0    rom  1024M 
 root@example.com:~# mkdir -p /mnt/sdb2
 root@example.com:~# mount /dev/sdb2 /mnt/sdb2
@@ -784,7 +784,7 @@ and dangerous)
 It is easier in practice to use the bash (or, on Windows, git-bash) to manage keys than PuTTYgen.  You generate a key pair with
 
 ```bash
-ssh-keygen -t ed25519 -f  keyfile
+ssh-keygen -t ed25519 -f ssh_host_ed25519_key
 ```
 
 (I don't trust the other key algorithms, because I suspect the NSA has been up to cleverness with the details of the implementation.)
@@ -830,7 +830,7 @@ nano /etc/ssh/sshd_config
 Your config file should have in it
 
 ```default
-HostKey /etc/ssh/ssh_host_ed25519_keyd
+HostKey /etc/ssh/ssh_host_ed25519_key
 PermitRootLogin prohibit-password
 PubkeyAuthentication yes
 PasswordAuthentication no