If you hover over the text of a card, you will now see EDIT links at the top right corner of each block.

Rails Long Term Support

Rails LTS provides security patches for old versions of Ruby on Rails (2.3, 3.2, 4.2 and 5.2)

• Prevents you from data breaches and liability risks
• Upgrade at your own pace
• Works with modern Rubies

Read more Show archive.org snapshot

This link will open the card editor and scroll the editor to this very paragraph. The cursor caret will sit on the first character of that paragraph.

This should help making small changes to longer cards.