The Page is being generated message is not to everybody's taste. If you want to, you can customize it to your needs or completely suppress it. First the customization option: You will find the tempPageCacheContent()
function in the typo3/typo3/sysext/cms/tslib/class.tslib_fe.php
file:
function tempPageCacheContent() { $this->tempContent = false; if (!$this->no_cache) { $seconds = 30; $title = htmlspecialchars($this->tmpl-> printTitle($this->page['title'])); $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI')); $stdMsg = ' <strong>Page is being generated.</strong><br /> If this message does not disappear ithin '.$seconds.' seconds, please reload.'; $message = $this->config['config'] ['message_page_is_being_generated']; if (strcmp('', $message)) { $message = $this->csConvObj->utf8_encode($message, $this->renderCharset); // This page is always encoded as UTF-8 $message = str_replace('###TITLE...