1.1 --- a/ch01.roff	Wed Mar 07 16:04:08 2012 +0100
     1.2 +++ b/ch01.roff	Fri Apr 20 17:02:23 2012 +0200
     1.3 @@ -44,11 +44,11 @@
     1.4  capabilities, and this should be done openly within the Internet
     1.5  community. Today, nmh almost completely replaced the original MH.
     1.6  .P
     1.7 -Three versions of MH are currently available:
     1.8 +Three versions of MH are available:
     1.9  .BU
    1.10  .B "Old MH" .
    1.11 -In most cases it has been replaced by nmh, but there are still systems
    1.12 -that provide old MH. As nmh is old MH-compatible, there exist few reasons
    1.13 +In most cases it has been replaced by nmh, but some systems still
    1.14 +provide old MH. As nmh is old MH-compatible, there exist few reasons
    1.15  not to upgrade to new.
    1.16  The development of old MH stopped almost completely.
    1.17  .BU
    1.18 @@ -61,7 +61,7 @@
    1.19  .B Mmh
    1.20  A descendent of nmh. Had started as a non-compatible experimental
    1.21  version, but became de facto a fork. Tries to expand the same
    1.22 -principal concepts in a more modern way. This version of MH is the
    1.23 +principle concepts in a more modern way. This version of MH is the
    1.24  subject of this thesis.
    1.25  
    1.26  .H2 "Concepts" no