Update README.md

Author: learnbyexample

README.md

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-<p align="center">
-    <a href="https://gitter.im/learnbyexample/scripting_course"><img src="https://badges.gitter.im/learnbyexample/scripting_course.svg" width="100px" height="30px" /></a>
-    <a href="https://www.patreon.com/learnbyexample"><img src="./images/become_a_patron_button.png" width="150px" height="30px" /></a>
-    <a href="https://liberapay.com/learnbyexample/donate"><img src="https://liberapay.com/assets/widgets/donate.svg" width="100px" height="30px" /></a>
-</p>
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-<br>
-
 # <a name="command-line-text-processing"></a>Command Line Text Processing
 
 Learn about various commands available for common and exotic text processing needs. Examples have been tested on GNU/Linux - there'd be syntax/feature variations with other distributions, consult their respective `man` pages for details.
@@ -38,7 +30,7 @@ Rough drafts
 
 * [Wheres my file](./wheres_my_file.md)
 
-Possible additions
+Possible additions - seems like these won't be coming any time soon :(
 
 * Parsers for html, xml, csv, json, etc
 * Renaming files
@@ -52,7 +44,6 @@ Possible additions
     * Even for pull requests, open an issue for discussion before submitting PRs
     * or [gitter group chat](https://gitter.im/learnbyexample/scripting_course) for discussion as well as for help/mentorship
 * Share the repo with friends/colleagues, on social media, etc to help reach other learners
-* Contribute by donating on [patreon](https://www.patreon.com/learnbyexample) or [liberapay](https://liberapay.com/learnbyexample/donate)
 * In case you need to reach me, use [gitter private chat](https://gitter.im/learnbyexample)
     * or mail me at `echo '[email protected]' | tr 'a-z' 'n-za-m'`
 
@@ -82,6 +73,8 @@ Includes only completed chapters
 * Read as ebook on [gitbook](https://learnbyexample.gitbooks.io/command-line-text-processing/content/)
 * Download ebook for offline reading - [link](https://www.gitbook.com/book/learnbyexample/command-line-text-processing/details)
 
+Stay tuned for separate ebooks (for ex: one just for `grep`) with more content, explanations, exercises, etc.
+
 <br>
 
 ## <a name="acknowledgements"></a>Acknowledgements