There are several reasons why PHP is still a great language for web development:

1. Widely used: PHP is the most widely used server-side programming language, with over 82% of all websites using it. This means that it has a large user base and a vast amount of resources and documentation available online.

2. Compatibility: PHP is compatible with a variety of databases and servers, including MySQL, Oracle, and Apache. This makes it a great choice for building dynamic and interactive websites.

3. Open source: PHP is an open-source language, which means that it is free to use and modify. This makes it an attractive choice for developers and businesses looking to save on development costs.

4. Easy to learn: PHP is relatively easy to learn, especially for those with a background in programming. It has a simple syntax and is well-documented, making it accessible to beginners.

5. Scalability: PHP is highly scalable, which means that it can handle a large number of users and requests without sacrificing performance. This makes it a great choice for building high-traffic websites.

Overall, PHP is a reliable and widely used language that is perfect for building dynamic and interactive websites. It is easy to learn, compatible with a variety of databases and servers, and scalable, making it a great choice for web development.