--- a/service/wifi/rollup.config.js	Tue Dec 31 02:45:25 2019 -0800
+++ b/service/wifi/rollup.config.js	Thu Jan 02 00:23:36 2020 -0800
@@ -1,26 +1,42 @@
 import builtins from "rollup-plugin-node-builtins";
-import commonjs from '@rollup/plugin-commonjs';
+import commonjs from "@rollup/plugin-commonjs";
 import resolve from "@rollup/plugin-node-resolve";
 import typescript from "rollup-plugin-typescript2";
+import replace from "@rollup/plugin-replace";
+
+const workaround_jsonld_module_system_picker = "process = {version: '1.0.0'}";
+const workaround_some_browser_detector = "global = window";
+
+// This makes <dom-module> element totally unavailable. I only meant to prune one of the
+// two, but of course why is streamed-graph's node_modules/**/dom-module.js file getting 
+// here in the first place?
+const duplicated_line_i_cant_prune =
+  "customElements.define('dom-module', DomModule);";
+const replacements = {};
+replacements[duplicated_line_i_cant_prune] = "";
 
 export default {
-    input: "src/index.ts",
-    output: {
-        file: "build/bundle.js",
-        format: "esm",
-       // intro: "const global = window;"
-    },
-    plugins: [
-        builtins(),
-        resolve({
-            extensions: [".js", ".ts"],
-            browser: true
-        }),
-        typescript(),
-        commonjs({
-            namedExports: {
-                'jsonld': ['expand'], // fixes "expand is not exported by node_modules/jsonld/lib/index.js"
-            }
-        }),
-    ]
+  input: "src/index.ts",
+  output: {
+    file: "build/bundle.js",
+    format: "esm",
+    intro: `const ${workaround_some_browser_detector}, ${workaround_jsonld_module_system_picker};`,
+  },
+  external: [
+    "dom-module", // don't want two of these in the bundle
+  ],
+  plugins: [
+    builtins(),
+    resolve({
+      extensions: [".js", ".ts"],
+      browser: true,
+    }),
+    typescript(),
+    commonjs({
+      namedExports: {
+        jsonld: ["expand"], // fixes "expand is not exported by node_modules/jsonld/lib/index.js"
+      },
+    }),
+    replace({ ...replacements, delimiters: ["", ""] }),
+  ],
 };