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authorKaz Kylheku <kaz@kylheku.com>2022-05-04 03:54:56 -0700
committerKaz Kylheku <kaz@kylheku.com>2022-05-04 03:54:56 -0700
commit20fda905150746e469b99c35093995bb6eed54ce (patch)
tree85980fe911f2a66bd2956d2a29c292f4bb1ab513
parent200565aea7f4f6468a7c2cf8cd0d4d4d5abfcc71 (diff)
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README: improved wording about background operation.
-rw-r--r--README.md5
1 files changed, 3 insertions, 2 deletions
diff --git a/README.md b/README.md
index 90ead47..501ac4a 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,9 @@ With `pw` you can:
* Juggle multiple shell background jobs that produce output, yet execute
indefinitely without blocking. When `pw` runs as as part of a shell
- background job, it consumes and discards input, like a `/dev/null` device.
- When put into the foreground again, it displays data.
+ background job, it continues to consume input, process filters and take
+ snapshots, without displaying anything. When put into the foreground again,
+ display resumes.
For instance the command `tcpdump -i <ethernet-device> -l | pw` turns `tcpdump`
into an interactive network monitoring tool in which you can use the dynamic