[□] □ □
[□=□] □ □
[□ | □] □ □
Document formats , used every day by virtually every computer user , contain hidden information about the document , including who created it and when , changes made to the document , and objects embedded within the electronic file . The objects spread within a region , slowing down the servers that maintain the Second Life world , or grid . The objects shown within it extend beyond its borders for the most part , which implies that they're just too large , cool , powerful , technological and generally exciting for the banner to contain .