access: bootstrap users only

The first users come only from --bootstrap-users; the genesis node
warns of htpasswd users that aren't among them.

Auth plan M1.

1 files changed, 6 insertions, 3 deletions

diff --git a/docs/access.md b/docs/access.md
index 7a85c94..519113c 100644
--- a/docs/access.md
+++ b/docs/access.md
@@ -34,9 +34,12 @@ password hashes: every member reads the document).
 
 A swarm gets a registry from its start if its genesis node is given its first users,
 `--bootstrap-users`: it records them, with the swarm ID, in its first change, each with
-everything (`[]` and `["_continuum"]`), and the other users of its `--htpasswd` with
-`[]`. Without it, the swarm has no registry, and is as swarms were before: users all
-alike (An existing swarm, below), until someone gives it one.
+everything (`[]` and `["_continuum"]`). Other users, of its `--htpasswd` or any node's,
+may do nothing until added (the genesis node warns of those of its `--htpasswd`).
+Without it, the swarm has no registry, and is as swarms were before: users all alike
+(An existing swarm, below), until someone gives it one. `--protocol-writers` counts in
+both: without a registry, as who may write protocol data; with one, to set it right
+should nobody be left who may manage users (Keeping the swarm manageable, below).
 
 ## At the HTTP API