======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '212'
                                          'artist'  'Gyllene Tider'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  '(Kom se ska vi) Leva livet'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['swedish', 'rock', 'pop', 'sommar', '80s', 'svenskt']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '105.203'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '105.203'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         '(Kom se ska vi) Leva livet'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gyllene Tider'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'TXXX:MusicBrainz Album Artist Id'                  'dc767c6e-74d1-45fc-be31-bda00253fbda'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swedish', 'rock', 'pop', 'sommar', '80s', 'svenskt']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.43 dB'
'TXXX:replaygain_track_peak'                        '0.478065'
'TXXX:ÿþuMisBcarni zlAub mrAittsS rontma'           ['eyGllne eiTed', 'r']
'TXXX:ÿþuMisMcgaciD ta'                             'agAAEhCiOlrYmpuyhVgE5IxBAAgBGo105A2Xi0Vl6iwWUoXBAvgfPbFYCE0c3dcp2AgAGSAWmBir8s/zlnh/yeDmXc27mucsxYiYepl4hGmyOIsXKvD2Eoe8xfgEydm12Wm7Q58XM9AtqIg5Wt5wmb9h+N1yao2dOegs7pFmO3AGT4iiNtu0HvkNmmqFTKtevmh=Y'

========================== row from database ==========================
                                              'id'  1530557
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Gyllene Tider - Kom Sa Ska Vi Leva.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  212
                                           'genre'  rock-pop
                                        'filesize'  3405714
                                           'mtime'  1622802062
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of The 80_s Sa Ska Vi rock pop
                                      'tag_artist'  Gyllene Tider
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  (Kom se ska vi) Leva livet
                                             'bpm'  105.203
                                    'search_title'  'kom':1,2 'leva':7 'livet':8 'se':3 'ska':4 'vi':5,6
                                   'search_artist'  'gyllene':1 'tider':2
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':4 'of':2 'pop':10 'rock':9 's':5 'sa':6 'ska':7 'the':3 'vi':8
                                    'search_combo'  '00poprockelectronic':15 '80':18 '80s':14C 'gyllene':9B 'hits':11C 'kom':1A,2A 'leva':7A 'livet':8A 'of':12C,16 'pop':24 'rock':23 's':19 'sa':20 'se':3A 'ska':4A,21 'the':13C,17 'tider':10B 'vi':5A,6A,22
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['swedish', 'rock', 'pop', 'sommar', '80s', 'svenskt']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622802061.7125475  (2021-06-04 12:21:01)
                             'size'  3405714