diff --git a/.obsidian/workspace b/.obsidian/workspace
index 03451ae13..9a0886f38 100644
--- a/.obsidian/workspace
+++ b/.obsidian/workspace
@@ -40,6 +40,17 @@
               }
             }
           },
+          {
+            "id": "1d9b53ec4af0a51e",
+            "type": "leaf",
+            "state": {
+              "type": "markdown",
+              "state": {
+                "file": "file system access api.md",
+                "mode": "source"
+              }
+            }
+          },
           {
             "id": "bd556dba641a6af6",
             "type": "leaf",
@@ -160,7 +171,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "polyfill.md",
+                "file": "file system access api.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -177,7 +188,7 @@
             "state": {
               "type": "outline",
               "state": {
-                "file": "polyfill.md"
+                "file": "file system access api.md"
               }
             }
           }
@@ -188,17 +199,17 @@
     "width": 300,
     "collapsed": true
   },
-  "active": "bd556dba641a6af6",
+  "active": "1d9b53ec4af0a51e",
   "lastOpenFiles": [
-    "polyfill.md",
+    "file system access api.md",
     "2021-05-09.md",
+    "polyfill.md",
     "miguel hernández.md",
     "explore.md",
     "firefox qa.md",
     "velintonia.md",
     "defoam.md",
     "sign up.md",
-    "flancia collective.md",
-    "vera bug.md"
+    "flancia collective.md"
   ]
 }
\ No newline at end of file
diff --git a/2021-05-09.md b/2021-05-09.md
index d5460d09d..16d101217 100644
--- a/2021-05-09.md
+++ b/2021-05-09.md
@@ -1,6 +1,7 @@
 - [[pernambuco e seu conjunto]]
 - [[flancia]]
 - [[explore]]
+- [[file system access api]]
 - [[firefox]] [[nightly]] turned out to be a bit too bleeding edge for me
     - [[polyfill]]
 	- [[bugs]]
diff --git a/file system access api.md b/file system access api.md
new file mode 100644
index 000000000..bd978b434
--- /dev/null
+++ b/file system access api.md	
@@ -0,0 +1,2 @@
+- [[go]] https://github.com/WICG/file-system-access
+  - [[firefox]] doesn't support these and it would probably be better if it would
\ No newline at end of file
diff --git a/polyfill.md b/polyfill.md
index d3892e312..6fbcb82e6 100644
--- a/polyfill.md
+++ b/polyfill.md
@@ -1 +1,2 @@
-- In [web development](https://en.wikipedia.org/wiki/Web_development "Web development"), a **polyfill** is code that implements a feature on [web browsers](https://en.wikipedia.org/wiki/Web_browser "Web browser") that do not support the feature. Most often, it refers to a [JavaScript](https://en.wikipedia.org/wiki/JavaScript "JavaScript") [library](https://en.wikipedia.org/wiki/Library_(computing) "Library (computing)") that implements an [HTML5](https://en.wikipedia.org/wiki/HTML5 "HTML5") or [CSS](https://en.wikipedia.org/wiki/CSS "CSS") [web standard](https://en.wikipedia.org/wiki/Web_standard "Web standard"), either an established standard (supported by some browsers) on older browsers, or a proposed standard (not supported by any browsers) on existing browsers. Formally, "a polyfill is a [shim](https://en.wikipedia.org/wiki/Shim_(computing) "Shim (computing)") for a browser [API](https://en.wikipedia.org/wiki/Application_programming_interface "Application programming interface")".[\[1\]](https://en.wikipedia.org/wiki/Polyfill_(programming)#cite_note-speakingjs-1)
\ No newline at end of file
+- [[wp]] https://en.wikipedia.org/wiki/Polyfill_(programming)
+	- In [web development](https://en.wikipedia.org/wiki/Web_development "Web development"), a **polyfill** is code that implements a feature on [web browsers](https://en.wikipedia.org/wiki/Web_browser "Web browser") that do not support the feature. Most often, it refers to a [JavaScript](https://en.wikipedia.org/wiki/JavaScript "JavaScript") [library](https://en.wikipedia.org/wiki/Library_(computing) "Library (computing)") that implements an [HTML5](https://en.wikipedia.org/wiki/HTML5 "HTML5") or [CSS](https://en.wikipedia.org/wiki/CSS "CSS") [web standard](https://en.wikipedia.org/wiki/Web_standard "Web standard"), either an established standard (supported by some browsers) on older browsers, or a proposed standard (not supported by any browsers) on existing browsers. Formally, "a polyfill is a [shim](https://en.wikipedia.org/wiki/Shim_(computing) "Shim (computing)") for a browser [API](https://en.wikipedia.org/wiki/Application_programming_interface "Application programming interface")".[\[1\]](https://en.wikipedia.org/wiki/Polyfill_(programming)#cite_note-speakingjs-1)
\ No newline at end of file