======================== unified (from filesystem) ========================
                                         'bitrate'  '270.213'
                                        'duration'  '397'
                                          'artist'  'Vinkenoog / Spinvis combo'
                                     'text_people'  ''
                                         'release'  'Ja!'
                                           'title'  'Gnomendans'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'dutch', 'goosebumpy', 'pop', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;loc-eur-netherlands'
                                             'bpm'  '97.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ja!'
'TBPM' (BPM (beats per minute))                     '97.1'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'loc-eur-netherlands']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Gnomendans'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '398000'
'TPE1' (Lead performer(s)/Soloist(s))               'Vinkenoog / Spinvis combo'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['electronic', 'dutch', 'goosebumpy', 'pop', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.57 dB'
'TXXX:replaygain_track_peak'                        '0.616937'

========================== row from database ==========================
                                              'id'  1303854
                                            'path'  /data/Music/Bulk/00poprockelectronic/Spinvis/Vinkenoog Spinvis combo - Ja!/Vinkenoog Spinvis combo - 03 - Gnomendans.mp3
                                         'working'  None
                                         'bitrate'  270
                                    'duration_sec'  397
                                           'genre'  ifs-songwriter;loc-eur-netherlands
                                        'filesize'  13445120
                                           'mtime'  1621630200
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 ifs songwriter;loc eur netherlands
                                      'tag_artist'  Vinkenoog / Spinvis combo
                                     'tag_release'  Ja!
                                       'tag_title'  Gnomendans
                                             'bpm'  97.1
                                    'search_title'  'gnomendans':1
                                   'search_artist'  'combo':3 'spinvis':2 'vinkenoog':1
                                  'search_release'  'ja':1
                                     'search_rest'  '00poprockelectronic':1 'eur':7 'ifs':2 'loc':4,6 'netherlands':8 'songwriter':3,5
                                    'search_combo'  '00poprockelectronic':6 'combo':4B 'eur':12 'gnomendans':1A 'ifs':7 'ja':5C 'loc':9,11 'netherlands':13 'songwriter':8,10 'spinvis':3B 'vinkenoog':2B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'dutch', 'goosebumpy', 'pop', 'experimental']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630200.0473332  (2021-05-21 22:50:00)
                             'size'  13445120