How about a cold storage wallet for their cryptocurrency? This is a secure way for them to store their coins offline and protect their investment. Another option could be a subscription to a crypto trading service or publication to help them stay up to date on market trends and make informed decisions. Alternatively, you could consider getting them a book on crypto trading, or a gift card to a website that sells crypto-related merchandise.
Or you can get her/him a star map with an important date you share.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.