diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
index 6aba1ab..1216629 100644
--- a/.github/FUNDING.yml
+++ b/.github/FUNDING.yml
@@ -1,12 +1,9 @@
-# These are supported funding model platforms
+# GitHub Sponsor button configuration, with the channels astrapi69/adaptive-learner uses (its DONATE.md
+# describes each). No cryptocurrency address: an address in a repository is a payment channel nobody can
+# revoke, and it cannot be corrected once it is wrong or compromised.
 
-github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
-patreon: # Replace with a single Patreon username
-open_collective: asterios-raptis # Replace with a single Open Collective username
-ko_fi: astrapi69 # Replace with a single Ko-fi username
-tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
-community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
-liberapay: # Replace with a single Liberapay username
-issuehunt: # Replace with a single IssueHunt username
-otechie: # Replace with a single Otechie username
-custom: [ 'https://flattr.com/@astrapi69', 'https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=GVBTWLRAZ7HB8' ]# Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
+github: astrapi69
+liberapay: astrapi69
+ko_fi: astrapi69
+custom:
+  - 'https://www.paypal.com/donate/?cmd=_s-xclick&hosted_button_id=MJ7V43GU2H386'
diff --git a/README.md b/README.md
index 813642d..79db5b9 100644
--- a/README.md
+++ b/README.md
@@ -184,69 +184,13 @@ reports, or feature requests.
 
 No animals were harmed in the making of this library.
 
-# Donations
+## Support this project
 
-This project is kept as an open source product and relies on contributions to remain being
-developed. If you like this library, please consider a donation
+If throwable is useful to you, a star on [GitHub](https://github.com/astrapi69/throwable) helps others find it.
+Sharing it or reporting a bug helps just as much.
 
-over paypal: <br><br>
-<a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=MJ7V43GU2H386" target="_blank">
-<img src="https://www.paypalobjects.com/en_US/GB/i/btn/btn_donateCC_LG.gif" alt="PayPal this" title="PayPal – The safer, easier way to pay online!" style="border: none" />
-</a>
-<br><br>
-or over bitcoin(BTC) with this address:
-
-bc1ql2y99q7e8psndhcc3gferk03esw3qqf677rhjy
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/bc1ql2y99q7e8psndhcc3gferk03esw3qqf677rhjy.png"
-alt="Donation Bitcoin Wallet" width="250"/>
-
-or over FIO with this address:
-
-FIO7tFMUVAA9cHiPPqKMfMXiSxHrbpiFyRYqTketNuM67aULuwjop
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/FIO7tFMUVAA9cHiPPqKMfMXiSxHrbpiFyRYqTketNuM67aULuwjop.png"
-alt="Donation FIO Wallet" width="250"/>
-
-or over Ethereum(ETH) with:
-
-0xc057D159D3C8f3311E73568b334FF6fE82EB2b7D
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/0xc057D159D3C8f3311E73568b334FF6fE82EB2b7D.png"
-alt="Donation Ethereum Wallet" width="250"/>
-
-or over Ethereum Classic(ETC) with:
-
-0xF708cA86D86C246B69c3F4BAe431eBbe0c2bfddD
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/0xF708cA86D86C246B69c3F4BAe431eBbe0c2bfddD.png"
-alt="Donation Ethereum Classic Wallet" width="250"/>
-
-or over Dogecoin(DOGE) with:
-
-D5yi4Um8cpakd6yPRm2hGWuQ5nrVzhSSW1
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/D5yi4Um8cpakd6yPRm2hGWuQ5nrVzhSSW1.png"
-alt="Donation Dogecoin Wallet" width="250"/>
-
-or over Monero(XMR) with:
-
-49bqeRQ7Bf49oJFVC72pqpe5hFbb62pfXDYPdLsadGGF81KZW2ZfrPZ8PbAVu5X2v1TYAspeczMya3cYQysNS4usRRPQHVw
-
-<img
-src="https://github.com/astrapi69/jgeohash/blob/master/src/main/resources/img/49bqeRQ7Bf49oJFVC72pqpe5hFbb62pfXDYPdLsadGGF81KZW2ZfrPZ8PbAVu5X2v1TYAspeczMya3cYQysNS4usRRPQHVw.png"
-alt="Donation Monero Wallet" width="250"/>
-
-or over flattr:
-
-<a href="https://flattr.com/submit/auto?fid=r7vp62&url=https%3A%2F%2Fgithub.com%2Fastrapi69%2Fthrowable" target="_blank">
-<img src="http://api.flattr.com/button/flattr-badge-large.png" alt="Flattr this" title="Flattr this" style="border: none" />
-</a>
+If you would like to contribute financially, the channels are on the repository's Sponsor button, which
+reads [.github/FUNDING.yml](.github/FUNDING.yml): GitHub Sponsors, Liberapay, Ko-fi and PayPal.
 
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