Is it Time to Retire Dewalt 18V Cordless Power Tools?

Is there any reason to put money into Dewalt 18V cordless power tools or batteries today?

Reviews for DEWALT 20V MAX Cordless Drill/Impact Combo Kit, 20V MAX Cordless Reciprocating Saw, (2) 20V 1.3Ah Batteries, and Charger

18V Cordless Cut Out Tool Kit

Dewalt 18V Heavy Duty Cordless Adhesive Gun Model #DC545, Contractor Retirement Tool Sale --- Tools, Tools, and More Tools!

Who make the best line of cordless power tools? - Quora

18V ONE+ HP Brushless 1/2 Drill/Driver - RYOBI Tools

The power drill has 3-speed and all-metal high performance transmission that optimizes tool-to-task for fast application speeds and improved run-time

DEWALT 20V MAX XR Brushless Drill/Driver 3-Speed, Premium 5.0Ah Kit, Cordless (DCD991P2)

DEWALT 20V MAX XR 1/2in Impact Wrench with Hog Ring Anvil (Bare Tool) DCF900B - Acme Tools

RIDGID 18V Brushless Cordless 3-Tool Combo Kit w/ Hammer Drill, Impact Driver, 7-1/4 in. Circular Saw, Batteries, Charger & Bag R9208-R8654B - The Home Depot

The Best Dewalt 20V Max Cordless Power Tool Combo Kit Right Now (Spring 2018)

Dewalt Shopping Spree Part 1: Xtreme 12V Max Drill & Impact Combo Kit

DEWALT 20V MAX Brushless Compact 1/2 in. Drill/Driver Kit (2 Batteries) DCD708C2 - Acme Tools

Upgrade Path from Dewalt 18V Cordless Tools?