According to industry experts, some of the digital marketing trends that are expected to gain momentum in 2022 include:

1. Personalization: With the rise of data and technology, it's becoming easier for businesses to create personalized experiences for their customers. This can include personalized emails, website content, and even product recommendations.

2. Artificial Intelligence (AI) and Machine Learning (ML): These technologies are becoming more prevalent in digital marketing, and are expected to be used for tasks such as customer segmentation, content creation, and even programmatic advertising.

3. Video marketing: Video content is becoming increasingly popular, and is expected to continue to grow in 2022. This includes live streaming, short-form video, and even video shopping experiences.

4. Influencer marketing: Influencer marketing has been on the rise for the past few years, and is expected to continue to be a popular strategy in 2022.

5. Micro-moments: Consumers are becoming increasingly impatient and want quick and easy access to information. Micro-moments, which are short, focused interactions that consumers have with their devices, are expected to become more important in 2022.

6. Voice search optimization: With the popularity of virtual assistants and smart speakers, voice search is becoming increasingly important for businesses to optimize for.

7. Interactive content: Interactive content such as quizzes, polls, and interactive videos are becoming increasingly popular, and are expected to be used more in 2022.

8. Interactive AR and VR: Virtual reality and augmented reality are expected to be used more in digital marketing in 2022, to make the customer experience more engaging and interactive.