======================== unified (from filesystem) ========================
                                         'bitrate'  '180.889'
                                        'duration'  '281'
                                          'artist'  'New Order'
                                     'text_people'  ''
                                         'release'  'Power, Corruption & Lies'
                                           'title'  'Leave Me Alone'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'electronic']"
                                     'discogstags'  "['electronic', 'rock', 'new wave', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '90.210'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Power, Corruption & Lies'
'TBPM' (BPM (beats per minute))                     '90.210'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Leave Me Alone'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'New Order'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'new wave', 'indie rock']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.666197'

========================== row from database ==========================
                                              'id'  1329146
                                            'path'  /data/Music/Bulk/00poprockelectronic/New Order/Power, Corruption & Lives/MBZ;#New Order;#Power, Corruption & Lies;#08;#Leave Me Alone.mp3
                                         'working'  None
                                         'bitrate'  180
                                    'duration_sec'  281
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  6360594
                                           'mtime'  1620571530
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lives MBZ;#New Order;#Power, Lies;#08;#Leave electronic new wave post punk
                                      'tag_artist'  New Order
                                     'tag_release'  Power, Corruption & Lies
                                       'tag_title'  Leave Me Alone
                                             'bpm'  90.21
                                    'search_title'  'alone':3 'leave':1 'me':2
                                   'search_artist'  'new':1 'order':2
                                  'search_release'  'corruption':3 'lies':4 'power':1,2
                                     'search_rest'  '00poprockelectronic':1 '08':12,15 'electronic':17 'leave':13,16 'lies':11,14 'lives':2 'mbz':3,5 'new':4,6,18 'order':7,9 'post':20 'power':8,10 'punk':21 'wave':19
                                    'search_combo'  '00poprockelectronic':10 '08':21,24 'alone':3A 'corruption':8C 'electronic':26 'leave':1A,22,25 'lies':9C,20,23 'lives':11 'mbz':12,14 'me':2A 'new':4B,13,15,27 'order':5B,16,18 'post':29 'power':6C,7C,17,19 'punk':30 'wave':28
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'electronic']
                                        'tag_date'  1983
                                     'discogstags'  ['electronic', 'rock', 'new wave', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620571530.190992  (2021-05-09 16:45:30)
                             'size'  6360594