Given that the Keisan English website is closed, identify the exact date of its closure and confirm what happened to all registered user data. Additionally, determine if the current page provides any information or links directing users to alternative Casio calculator services.
Read the announcement on the current page to find the closure date. Identify the statement regarding the handling of registered user data. Scan the entire page to check for any links or text that refer to alternative Casio calculator services or new platforms. Synthesize the gathered information to answer the task questions.
State the exact closure date of the Keisan English website. Confirm what happened to all registered user data. Explicitly state whether any information or links to alternative Casio calculator services are present on the current page.