======================== unified (from filesystem) ========================
                                         'bitrate'  '128.014'
                                        'duration'  '655'
                                          'artist'  'Fennesz'
                                     'text_people'  ''
                                         'release'  'Endless Summer'
                                           'title'  'Happy Audio'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'glitch', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic;electronic-experimental-glitch'
                                             'bpm'  '99.177'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Endless Summer'
'TBPM' (BPM (beats per minute))                     '99.177'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'electronic-experimental-glitch']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Happy Audio'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fennesz'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'glitch', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.947800'

========================== row from database ==========================
                                              'id'  1346785
                                            'path'  /data/Music/Bulk/00poprockelectronic/Fennesz/Endless Summer/08 happy audio.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  655
                                           'genre'  electronic;electronic-experimental-glitch
                                        'filesize'  10495872
                                           'mtime'  1652397900
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 happy audio electronic;electronic experimental glitch
                                      'tag_artist'  Fennesz
                                     'tag_release'  Endless Summer
                                       'tag_title'  Happy Audio
                                             'bpm'  99.177
                                    'search_title'  'audio':2 'happy':1
                                   'search_artist'  'fennesz':1
                                  'search_release'  'endless':1 'summer':2
                                     'search_rest'  '00poprockelectronic':1 'audio':3 'electronic':4,5,6,7 'experimental':8 'glitch':9 'happy':2
                                    'search_combo'  '00poprockelectronic':6 'audio':2A,8 'electronic':9,10,11,12 'endless':4C 'experimental':13 'fennesz':3B 'glitch':14 'happy':1A,7 'summer':5C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['electronica', 'glitch', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1652397899.9068716  (2022-05-13 01:24:59)
                             'size'  10495872