guide: update info. around dvc process locking (#3251)

content/docs/command-reference/exp/show.md

@@ -322,7 +322,7 @@ sorting only applies to experiment groups (sharing a parent commit).
 
 ## Example: Parallel coordinates plot (PCP)
 
-To generate an interactive parallel coordiantes plot based on the experiments
+To generate an interactive parallel coordinates plot based on the experiments
 and their parameters:
 
 ```dvc

content/docs/command-reference/init.md

@@ -183,9 +183,8 @@ Git. It contains data and model files, and will be managed by DVC.
 
 ```dvc
 $ cat .dvc/.gitignore
-/state
-/lock
-...
+/config.local
+/tmp
 /cache
 ```
 

content/docs/use-cases/experiment-tracking.md

@@ -19,7 +19,7 @@ pipeline is [codified with DVC].
 Other tools tend to focus on experiment navigation by saving metrics and
 artifacts that result from your pipelines, along with fragile links to code
 revisions. DVC's approach guarantees reproducibility by working on top of Git
-instead, and not as a parallel system.
+instead, and not as a separate system.
 
 [experiment management]: /doc/user-guide/experiment-management
 [codified with dvc]: /doc/user-guide/project-structure/pipelines-files

content/docs/user-guide/project-structure/internal-files.md

@@ -67,7 +67,10 @@ operation.
   parallel
 
 - `.dvc/tmp/exps`: This directory will contain workspace copies used for
-  temporary or parallel <abbr>experiments</abbr> (see `dvc exp run`).
+  temporary or [queued experiments].
+
+[queued experiments]:
+  /doc/user-guide/experiment-management/running-experiments#the-experiments-queue
 
 ## Structure of the cache directory