1. There are no actual Vector instructions: Scalar instructions
are the sole exclusive bedrock.
-2. A hardware-level for-loop makes vector elements synonymous
+2. No scalar instruction ever deviates in its encoding or meaning
+ just because it is prefixed.
+3. A hardware-level for-loop makes vector elements 100% synonymous
with scalar instructions (the suffix)
That said, there are a few exceptional places where these rules get