Who's running in the 2022 elections in the Philippines?

The President of the Philippines is elected by direct vote by the people for a term of six years. He may only serve for one term, and is ineligible for reelection. The question is Who is running for president, vice president in the 2022?

What are the possibilities? Scenarios? Who should slide down? Throw in the towel? Go for broke? Why are there 'placeholders'?

Here is the tentative list of candidates for 2022 election. People who submitted their certificates of candidacy (COC) during the candidacy filing on October 1 to 8.

Tentative list of aspirants...