Merge pull request #385 from seddonym/preface-review

Review of AI preface

Author: hjwp

ai_preface.asciidoc

@@ -15,7 +15,8 @@ and who knows what it'll be able to do in a few years or even months' time.
 What we do know is that right now,
 AI is both insanely impressive and incredibly unreliable.
 
-Beyond being able to understand and respond to prompts in normal human language—it's easy to forget how absolutely extraordinary that is; literally science-fiction
+Beyond being able to understand and respond to prompts in normal human language--it's
+easy to forget how absolutely extraordinary that is; literally science-fiction
 a few years ago--AI tools can generate working code, they can generate tests,
 they can help us to break down requirements, brainstorm solutions,
 quickly prototype new technologies.  It's genuinely astonishing.