== Background
When Parsoid is the default the Readers Growth team will need to determine what support level they want to give the legacy parser in MobileFrontend and for how long.
Removing support for the legacy parser, will remove section collapsing and lazy loaded images but will remove many thousand lines of code.
== User story
- Add user story in the format: “As a [persona], I want to [X], so that [Y]”
== Requirements
[] Decide level of support for legacy parser
[] delete or deprecate unnecessary code.
=== BDD
- For QA engineer to fill out
=== Test Steps
- For QA engineer to fill out
== Design
- Add mockups and design requirements
== Acceptance criteria
- Add acceptance criteria
== Communication criteria - does this need an announcement or discussion?
- Add communication criteria
== Rollback plan
- What is the rollback plan in production for this task if something goes wrong?
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