Can a newbie really vibe code an app? I tried Cursor and Replit to find out

I'm not a programmer, but I tried four vibe coding tools to see if I could build anything at all on my own. Here's what I did and did not accomplish.
GitHub

We present a unified library for MQ sensors, this library allows to read MQ signals easily from Arduino, Genuino, ESP8266, ESP-32 boards whose references are MQ2, MQ3, MQ4, MQ5 ...

//Include the library #include <MQUnifiedsensor.h> /*****Hardware Related Macros*****/ #define Board ("Arduino UNO") #define Pin (A4) //Analog input 4 of your arduino ...
GitHub

Arduino + servos + laser = drawings :D

The driver uses two servos (X and Y axis) to move the laser pointer. Right now the drawing array is hardcoded. To change the drawing use the Creator. Once set up, you can use the commands below via ...