Review of 083: the give-up message says to wait out the mesh's hold before asking again; the installer no longer says the token is spent when it may not be

internal/link/enrol.go

@@ -94,8 +94,11 @@ func answered(reply EnrolReply, asking time.Duration) (again bool, err error) {
 	case reply.TryAgain && asking < EnrolPatience:
 		return true, nil
 	case reply.TryAgain:
-		return false, fmt.Errorf("%w for %s: %s. The token was not spent — run enrol again with it",
-			ErrNotNow, EnrolPatience, reply.Refusal)
+		// Said with what to do. The mesh holds the token for this attempt's keys for as long as
+		// this node kept asking, so a new attempt — with keys of its own — waits that out first.
+		return false, fmt.Errorf("%w for %s: %s. The token was not spent: wait about %s and run "+
+			"enrol again with it; if it is then refused, issue a new one",
+			ErrNotNow, EnrolPatience, reply.Refusal, EnrolPatience)
 	default:
 		return false, fmt.Errorf("%w: %s", ErrRefused, reply.Refusal)
 	}