explain 'i'

src/shared.ts

@@ -650,6 +650,7 @@ export async function BlockBlueVerified(user: BlueBlockerUser, config: Config) {
 		const disallowedWordsWithoutEmptyStrings = config.disallowedWords.filter(word => word !== '');
 		if (disallowedWordsWithoutEmptyStrings.length > 0){
 			// this makes extra sure that emojis are always detected, regardless if they are attached to a word or another string of emojis.
+			// the 'i' makes the test case insensitive, which helps users not have to worry about typing the same word multiple times with different variations.
 			const disallowedWordsAndEmojis = new RegExp(config.disallowedWords.join('|'), 'i');
 			const wordsInUserName = user.legacy.name.toLocaleLowerCase().split(/\s+/);
 			for (const word of wordsInUserName) {