input[type=radio] value binding to empty string

templates.application\.hbs

<h1>value=\{{""}}</h1>

<input 
  type="radio" 
  value={{""}}
  data-foo={{""}}
  onchange={{action (mut currentValue) value="target.value"}}
>

currentValue: {{currentValue}}

{{!--
  1. Click input[type=radio]
  ->
    Chrome: `currentValue: <empty-string>`
    FF:     `currentValue: "on"` (???)
--}}

<h1>value=""</h1>

<input 
  type="radio" 
  value=""
  data-foo={{""}}
  onchange={{action (mut currentValue2) value="target.value"}}
>

currentValue2: {{currentValue2}}

{{!--
  1. Click input[type=radio]
  ->
    Chrome: `currentValue: <empty-string>`
    FF:     `currentValue: <empty-string>`
--}}

tests.test-helper\.js

import Application from '../app';
import config from '../config/environment';
import { setApplication } from '@ember/test-helpers';
import { assign } from '@ember/polyfills';
import { start } from 'ember-qunit';

let attributes = {
  rootElement: '#test-root',
  autoboot: false
};
attributes = assign(attributes, config.APP);

let application = Application.create(attributes);
setApplication(application);

start();

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0"
  }
}