Closing discussions about alternative syntaxes

Closes #5. Closes #34. Closes #51. Closes #52. Closes #61.
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Author: claudepache

README.md

@@ -195,7 +195,12 @@ Alternative syntaxes for those two cases each have their own flaws; and deciding
 
 As for <language X>, it has different syntactical constraints than JavaScript because of <some construct not supported by X or working differently in X>.
 
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+<dt>Ok, but I <b>really</b> think that <i>&lt;alternative syntax></i> is better
+  
+<dd>
+  
+Various alternative syntaxes has been explored and extensively discussed in the past. None of them gained consensus. Search for [issues
+with label “alternative syntax”](https://github.com/tc39/proposal-optional-chaining/issues?utf8=%E2%9C%93&q=label%3A%22alternative+syntax%22).
 
 <dt>Why does (null)?.b evaluate to undefined rather than null?