// Current code where children is a list of InlineSpans:
  child: Padding(
    padding: const EdgeInsets.all(16),
    child: RichText(
      text: TextSpan(
        style: TextStyle(fontSize: 24),
        children: [ // List<TextSpan>
          TextSpan(text: 'Welcome to '),
          TextSpan(
            text: 'Flutter ',
            style: TextStyle(color: Colors.blue),
          ),
          TextSpan(
            text: 'RichText ',
            style: TextStyle(fontStyle: FontStyle.italic),
          ),
          TextSpan(text: 'example. '),
          TextSpan(
            text: 'Here, ',
            style: TextStyle(color: Colors.red),
          ),
          TextSpan(text: 'text can be styled differently.'),
        ],
      ),
    ),
  ),

  // The API if children could be a String, Text to represent a single child TextSpan, RichText to represent multiple children (pseudocode):
  child: Padding(
    padding: const EdgeInsets.all(16),
    child: RichText(
      style: TextStyle(fontSize: 24),
      children: [ // List<String | Text>
        'Welcome to ',
        Text(
          'Flutter ',
          style: TextStyle(color: Colors.blue),
        ),
        Text(
          'RichText ',
          style: TextStyle(fontStyle: FontStyle.italic),
        ),
        'example. ',
        Text(
          'Here, ',
          style: TextStyle(color: Colors.red),
        ),
        'text can be styled differently.',
      ],
    ),
  ),