get: improve notes about analogy vs. wget, and other related text

addresses #912 (comment)

public/static/docs/command-reference/get.md

@@ -22,8 +22,7 @@ Provides an easy way to download files or directories tracked in any <abbr>DVC
 project</abbr> (e.g. datasets, intermediate results, ML models), or Git
 repository (e.g. source code, small image/other files). `dvc get` copies the
 target file or directory (`url`/`path`) to the current working directory. (For
-remote URLs, it works like downloading with `wget`, but supporting DVC
-<abbr>data artifacts</abbr> and other files tracked in the repository.)
+<abbr>DVC repositories</abbr>, it's analogous to `wget`.)
 
 Note that this command doesn't require an existing DVC project to run in. It's a
 single-purpose command that can be used out of the box after installing DVC.

public/static/docs/get-started/add-files.md

@@ -10,11 +10,11 @@ $ dvc get https://github.com/iterative/dataset-registry \
           get-started/data.xml -o data/data.xml
 ```
 
-> `dvc get` can use any <abbr>DVC project</abbr> hosted on a Git repository to
-> find the appropriate [remote storage](/doc/command-reference/remote) and
-> download <abbr>data artifacts</abbr> from it. (It works like `wget`, but for
-> DVC repositories.) In this case we use
-> [dataset-registry](https://github.com/iterative/dataset-registry) as the
+> `dvc get` can use any <abbr>DVC project</abbr> to find the appropriate
+> [remote storage](/doc/command-reference/remote) and download <abbr>data
+> artifacts</abbr> from it. (It's analogous to `wget`, but for <abbr>DVC
+> repositories</abbr>.) In this case we use
+> [dataset-registry](https://github.com/iterative/dataset-registry)) as the
 > source project. (Refer to [Data Registries](/doc/use-cases/data-registries)
 > for more info about this setup.)
 

public/static/docs/tutorials/pipelines.md

@@ -48,10 +48,10 @@ $ git add code/
 $ git commit -m "Download and add code to new Git repo"
 ```
 
-> `dvc get` can use any <abbr>DVC project</abbr> hosted on a Git repository to
-> find the appropriate [remote storage](/doc/command-reference/remote) and
-> download <abbr>data artifacts</abbr> from it. (It works like `wget`, but for
-> DVC or Git repositories.) In this case we use
+> `dvc get` can use any <abbr>DVC project</abbr> to find the appropriate
+> [remote storage](/doc/command-reference/remote) and download <abbr>data
+> artifacts</abbr> from it. (It's analogous to `wget`, but for <abbr>DVC
+> repositories</abbr>.) In this case we use
 > [dataset-registry](https://github.com/iterative/dataset-registry)) as the
 > source project. (Refer to [Data Registries](/doc/use-cases/data-registries)
 > for more info about this setup.)

public/static/docs/tutorials/versioning.md

@@ -83,10 +83,10 @@ $ unzip -q data.zip
 $ rm -f data.zip
 ```
 
-> `dvc get` can use any <abbr>DVC project</abbr> hosted on a Git repository to
-> find the appropriate [remote storage](/doc/command-reference/remote) and
-> download <abbr>data artifacts</abbr> from it. (It works like `wget`, but for
-> DVC repositories.) In this case we use
+> `dvc get` can use any <abbr>DVC project</abbr> to find the appropriate
+> [remote storage](/doc/command-reference/remote) and download <abbr>data
+> artifacts</abbr> from it. (It's analogous to `wget`, but for <abbr>DVC
+> repositories</abbr>.) In this case we use
 > [dataset-registry](https://github.com/iterative/dataset-registry)) as the
 > source project. (Refer to [Data Registries](/doc/use-cases/data-registries)
 > for more info about this setup.)

public/static/docs/user-guide/external-dependencies.md

@@ -112,9 +112,9 @@ credentials for the different remotes.
 
 ## Example: `import-url` command
 
-In the previous examples, downloading commands were used: `aws s3 cp`, `scp`,
-`wget`, etc. `dvc import-url` simplifies the downloading for all the supported
-external path or URL types.
+In the previous examples, special downloading tools were used: `scp`,
+`aws s3 cp`, etc. `dvc import-url` simplifies the downloading for all the
+supported external path or URL types.
 
 ```dvc
 $ dvc import-url https://data.dvc.org/get-started/data.xml