diff --git a/n/nomap.md b/n/nomap.md
index 3d00e62..f9bd507 100644
--- a/n/nomap.md
+++ b/n/nomap.md
@@ -12,15 +12,19 @@ redirect_from:
   - /r/_optout_nomap.md
 robots: noai
 sitemap: true
-excerpt: Previously a blog post, now a note on _nomap in SSID.
+excerpt:
+  The underscore nomap suffix in SSID indicates your desire to opt-out of Wi-Fi
+  positioning systems and, in some cases, mass surveillance.
 ---
 
 # `_nomap`
 
-_{{ page.excerpt }}_
+_{{ page.excerpt }} This used to be a not so great blog-post and has since
+became a hopefully better note to whoever it may concern_
 
 `_nomap` in the end of your SSID will exclude your network from Google, Apple,
 WiGLE etc.
+[Wikipedia has a more complete list of supporting services.](https://en.m.wikipedia.org/wiki/Wi-Fi_positioning_system#Public_Wi-Fi_location_databases)
 
 Microsoft has a separate
 [location services opt-out](https://account.microsoft.com/privacy/location-services-opt-out)
@@ -45,11 +49,19 @@ which uses MAC addresses instead.
 
 Privacy. WiGLE.net may point your home directly just by entering the SSID and
 who knows how many similar services there are. While I have been thinking of
-this since 2015, there is at least one case where this has been used:
+this since 2015, there is at least one case where this has been used in 2018:
 
 - [Christian Haschek: The curious case of the Raspberry Pi in the network closet](https://blog.haschek.at/2018/the-curious-case-of-the-RasPi-in-our-network.html)
 
+In the second quarter of 2024, researchers found that Apple allows tracking
+Wi-Fi networks that hadn't opted out, including Starlink terminals in Ukraine
+and Gaza.
+
+- [KrebsOnSecurity: Why Your Wi-Fi Router Doubles as an Apple AirTag](https://krebsonsecurity.com/2024/05/why-your-wi-fi-router-doubles-as-an-apple-airtag/)
+
 ## `_optout`
 
 Legacy from 2015-2016. Used to be part of Microsoft WiFi Sense that shared WiFi
 networks and passwords to all contacts.
+
+- [KrebsOnSecurity: Microsoft Disables Wi-Fi Sense on Windows 10](https://krebsonsecurity.com/2016/05/microsoft-disables-wi-fi-sense-on-windows-10/)