diff --git a/archival/ar.c b/archival/ar.c
index f86c52d..e49d5cb 100644
--- a/archival/ar.c
+++ b/archival/ar.c
@@ -22,23 +22,13 @@
 //config:	default n  # needs to be improved to be able to replace binutils ar
 //config:	help
 //config:	  ar is an archival utility program used to create, modify, and
-//config:	  extract contents from archives. An archive is a single file holding
-//config:	  a collection of other files in a structure that makes it possible to
-//config:	  retrieve the original individual files (called archive members).
-//config:	  The original files' contents, mode (permissions), timestamp, owner,
-//config:	  and group are preserved in the archive, and can be restored on
-//config:	  extraction.
+//config:	  extract contents from archives. In practice, it is used exclusively
+//config:	  for object module archives used by compilers.
 //config:
-//config:	  The stored filename is limited to 15 characters. (for more information
-//config:	  see long filename support).
-//config:	  ar has 60 bytes of overheads for every stored file.
-//config:
-//config:	  This implementation of ar can extract archives, it cannot create or
-//config:	  modify them.
 //config:	  On an x86 system, the ar applet adds about 1K.
 //config:
 //config:	  Unless you have a specific application which requires ar, you should
-//config:	  probably say N here.
+//config:	  probably say N here: most compilers come with their own ar utility.
 //config:
 //config:config FEATURE_AR_LONG_FILENAMES
 //config:	bool "Support for long filenames (not needed for debs)"
diff --git a/archival/bbunzip.c b/archival/bbunzip.c
index 90aac14..548882f 100644
--- a/archival/bbunzip.c
+++ b/archival/bbunzip.c
@@ -220,7 +220,7 @@
 
 //config:config UNCOMPRESS
 //config:	bool "uncompress"
-//config:	default n
+//config:	default n  # ancient
 //config:	help
 //config:	  uncompress is used to decompress archives created by compress.
 //config:	  Not much used anymore, replaced by gzip/gunzip.
diff --git a/libbb/Config.src b/libbb/Config.src
index 19021fe..b02ea14 100644
--- a/libbb/Config.src
+++ b/libbb/Config.src
@@ -16,7 +16,7 @@
 
 config MD5_SMALL
 	int "MD5: Trade bytes for speed (0:fast, 3:slow)"
-	default 1
+	default 1  # all "fast or small" options default to small
 	range 0 3
 	help
 	  Trade binary size versus speed for the md5sum algorithm.
@@ -30,7 +30,7 @@
 
 config SHA3_SMALL
 	int "SHA3: Trade bytes for speed (0:fast, 1:slow)"
-	default 1
+	default 1  # all "fast or small" options default to small
 	range 0 1
 	help
 	  Trade binary size versus speed for the sha3sum algorithm.
@@ -40,7 +40,7 @@
 
 config FEATURE_FAST_TOP
 	bool "Faster /proc scanning code (+100 bytes)"
-	default y
+	default n  # all "fast or small" options default to small
 	help
 	  This option makes top (and ps) ~20% faster (or 20% less CPU hungry),
 	  but code size is slightly bigger.
@@ -208,7 +208,7 @@
 
 config MONOTONIC_SYSCALL
 	bool "Use clock_gettime(CLOCK_MONOTONIC) syscall"
-	default n
+	default y
 	select PLATFORM_LINUX
 	help
 	  Use clock_gettime(CLOCK_MONOTONIC) syscall for measuring
diff --git a/miscutils/Config.src b/miscutils/Config.src
index d69abf1..06f1c52 100644
--- a/miscutils/Config.src
+++ b/miscutils/Config.src
@@ -308,23 +308,13 @@
 	help
 	  'last' displays a list of the last users that logged into the system.
 
-choice
-	prompt "Choose last implementation"
-	depends on LAST
-	default FEATURE_LAST_FANCY
-
-config FEATURE_LAST_SMALL
-	bool "small"
-	help
-	  This is a small version of last with just the basic set of
-	  features.
-
 config FEATURE_LAST_FANCY
-	bool "huge"
+	bool "Turn on output of extra information"
+	default y
+	depends on LAST
 	help
 	  'last' displays detailed information about the last users that
 	  logged into the system (mimics sysvinit last). +900 bytes.
-endchoice
 
 config HDPARM
 	bool "hdparm"