Explain is code like I am 5 @echo off

set DOWNLOAD_PATH=C:\path-to-downloaded-file
set WEBUI_PATH=C:\path-to-index.html

echo Checking if files already exist...
IF NOT EXIST %DOWNLOAD_PATH% (
    echo Downloading GPT-4 X Alpaca 13B model files...
    git clone https://github.com/oobabooga/text-generation-webui %DOWNLOAD_PATH%
) ELSE (
    echo GPT-4 X Alpaca 13B model files already exist.
)

echo Checking if files need to be extracted...
IF NOT EXIST %DOWNLOAD_PATH%\gpt4-alpaca13B.bin (
    echo Extracting GPT-4 X Alpaca 13B model files...
    7z x %DOWNLOAD_PATH%\gpt4-alpaca13B.7z -o%DOWNLOAD_PATH%
) ELSE (
    echo GPT-4 X Alpaca 13B model files already extracted.
)

echo Generating text...
start %WEBUI_PATH%

echo Text generated successfully!
echo Press any key to continue...
pause
 I want the entire output in JSON format.
user