readme: we are all human

readme.md

@@ -69,7 +69,7 @@ Enjoy!
 
 A filesystem event watcher which is
 
-1. User-Friendly
+1. Friendly
 > I try to keep the [1623](https://github.com/e-dant/watcher/blob/release/tool/sl)
 lines that make up the runtime of *Watcher* [relatively simple](https://github.com/e-dant/watcher/blob/release/include/wtr/watcher.hpp)
 and the API practical:
@@ -103,11 +103,12 @@ we use a near-zero amount of resources and makes
 We regularly test that the overhead of detecting and sending an event to the user is
 an order of magnitude less than the filesystem operations being measured.
 
-4. Pretty Good Safety
+4. Well Tested
 > We run this project through
 [unit tests against all available sanitiziers](https://github.com/e-dant/watcher/actions).
 The code is safe (with reasonable certainty) and simple.
 (This includes thread, memory, bounds, type and resource safety.)
+At least for some definitions of safety, this project probably fits.
 
 5. Dependency Minimal
 > *Watcher* depends on the C++ Standard Library. For efficiency,
@@ -116,7 +117,7 @@ when possible on Linux, Darwin and Windows. For testing and
 debugging, we use [Snitch](https://github.com/cschreib/snitch) and
 [Sanitizers](https://clang.llvm.org/docs/index.html).
 
-6. Runnable Mostly Anywhere
+6. Portable
 > *Watcher* is runnable almost anywhere. The only requirement
 is a filesystem.