I need to cite my sources. I'll cite the information about v2/v3 transition from source [20], the mention of "Topic Links" as a directory from sources [18] and [22], the description of "Topic Links 2.2" from [5] and [8], the academic paper mentioning "Topic Links" and LS Magazine from [11], the Polish journal article from [16] and [18], the French blog from [22], and the general overview of dark web directories from [10] and [11].

: Certain regions or communities might celebrate with onion-themed events. While not as common as other types of festivals, these could be of interest.