[css-text][editorial] Minor improvements to writing systems notes

Author: fantasai

css-text-3/Overview.bs

@@ -2961,14 +2961,18 @@ Line Breaking and Word Boundaries</h2>
 	the UA must minimize the amount of content overflowing a line
 	by wrapping the line at a [=soft wrap opportunity=],
 	if one exists.
+	Valid [=soft wrapping opportunities=] depend
+	on the [=content language=] and writing system,
+	as well as on CSS properties that control them.
 
 	<wpt>
 	line-breaking/line-breaking-020.html
 	</wpt>
 
 	In most writing systems,
 	in the absence of hyphenation a [=soft wrap opportunity=] occurs only at word boundaries.
-	Many such systems use [=spaces=] or punctuation to explicitly separate words,
+	Many such systems (such as English written using the Latin alphabet)
+	use [=spaces=] or punctuation to explicitly separate words,
 	and [=soft wrap opportunities=] can be identified by these characters.
 
 	Scripts such as Thai, Lao, and Khmer, however,
@@ -2980,15 +2984,14 @@ Line Breaking and Word Boundaries</h2>
 	to correctly identify [=soft wrap opportunities=] in such texts.
 
 	In some other writing systems,
+	notably Brahmic scripts such as Javanese and Balinese,
 	[=soft wrap opportunities=] are based on orthographic syllable boundaries,
 	not word boundaries.
-	Some of these systems,
-	notably Brahmic scripts such as Javanese and Balinese,
-	require analysis of the text to find breaking opportunities.
-	Unlike languages that use characters from the SA line breaking class,
-	this analysis does not depend on the [=content language=]
-	nor requires (language specific) [=word boundary detection=]
-	or a lexical resource.
+	Although orthographic syllable breaking
+	does not depend on the [=content language=]
+	or require lexical resource,
+	it nonetheless requires analysis of the text
+	to find breaking opportunities.
 
 	In others such as Chinese (as well as Japanese, Yi, and sometimes also Korean),
 	each syllable tends to correspond to a single [=typographic letter unit=],

css-text-4/Overview.bs

@@ -4154,6 +4154,10 @@ Text Wrapping</h2>
 	the UA must minimize the amount of content overflowing a line
 	by wrapping the line at a [=soft wrap opportunity=],
 	if one exists.
+	Valid [=soft wrapping opportunities=] depend
+	on the [=content language=] and writing system,
+	as well as on CSS properties that control them,
+	see [[#line-breaking]].
 
 	<wpt>
 	line-breaking/line-breaking-020.html
@@ -5805,7 +5809,8 @@ Line Breaking and Word Boundaries</h2>
 
 	In most writing systems,
 	in the absence of hyphenation a [=soft wrap opportunity=] occurs only at word boundaries.
-	Many such systems use [=spaces=] or punctuation to explicitly separate words,
+	Many such systems (such as English written using the Latin alphabet)
+	use [=spaces=] or punctuation to explicitly separate words,
 	and [=soft wrap opportunities=] can be identified by these characters.
 
 	<wpt>
@@ -5941,10 +5946,9 @@ Line Breaking and Word Boundaries</h2>
 	Some of these systems,
 	notably Brahmic scripts such as Javanese and Balinese,
 	require analysis of the text to find breaking opportunities.
-	Unlike languages that use characters from the SA line breaking class,
-	this analysis does not depend on the [=content language=]
-	nor requires (language specific) [=word boundary detection=]
-	or a lexical resource.
+	However, this type of orthographic analysis
+	does not depend on the [=content language=]
+	or require lexical resource.
 
 	<wpt>
 	</wpt>