Lifetime of a software methodology

I think I heard Jerry Seinfeld say that the life of an actor are:

Who’s Jerry Seinfeld?

Get me Jerry Seinfeld

Get me a young Jerry Seinfeld

Who’s Jerry Seinfeld?

Which really feels these days like:

• What’s “CMM”
• Let’s do “CMM”
• Let’s do an adapted version of “CMM”
• Here’s a better,lighter “CMM”
• What’s “CMM”?
• What’s “Agile”
• Let’s do “Agile”
• Let’s do an adapted version of “Agile”
• Here’s a better, lighter “Agile”
• What’s “Agile”?
• What’s “Scrum”
• Let’s do “Scrum”
• Let’s do an adapted version of “Scrum”
• Here’s a better, lighter “Scrum”
• What’s “Scrum”?
• What’s “Lean”
• Let’s do “Lean”
• Let’s do an adapted version of “Lean”
• Here’s a better, lighter “Lean”
• What’s “Lean”?